Home / 61,204.65-84,440.76-39,996.21

Finding the Fourth Proportional to 61,204.65, 84,440.76 and 39,996.21

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Solution

The fourth proportional to 61,204.65, 84,440.76 and 39,996.21 is: 55,180.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,204.65 : 84,440.76 = 39,996.21 : x
  2. Step 2: Convert to fraction form
    61,204.65/84,440.76 = 39,996.21/x
  3. Step 3: Cross multiply
    61,204.65x = 84,440.76 × 39,996.21
  4. Step 4: Simplify right side
    61,204.65x = 3,377,310,369.52
  5. Step 5: Solve for x
    x = 3,377,310,369.52/61,204.65
  6. Step 6: Final answer
    x = 55,180.62

Related Problems

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Half scale
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Double scale
Find fourth proportional to 61,205.65, 84,442.14 and 39,997.21
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.