Home / 69,678.06-96,156.76-39,462.62

Finding the Fourth Proportional to 69,678.06, 96,156.76 and 39,462.62

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Solution

The fourth proportional to 69,678.06, 96,156.76 and 39,462.62 is: 54,459.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,678.06 : 96,156.76 = 39,462.62 : x
  2. Step 2: Convert to fraction form
    69,678.06/96,156.76 = 39,462.62/x
  3. Step 3: Cross multiply
    69,678.06x = 96,156.76 × 39,462.62
  4. Step 4: Simplify right side
    69,678.06x = 3,794,597,680.31
  5. Step 5: Solve for x
    x = 3,794,597,680.31/69,678.06
  6. Step 6: Final answer
    x = 54,459.00

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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.