Home / 61,017.74-84,194.46-38,340.67

Finding the Fourth Proportional to 61,017.74, 84,194.46 and 38,340.67

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Solution

The fourth proportional to 61,017.74, 84,194.46 and 38,340.67 is: 52,903.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,017.74 : 84,194.46 = 38,340.67 : x
  2. Step 2: Convert to fraction form
    61,017.74/84,194.46 = 38,340.67/x
  3. Step 3: Cross multiply
    61,017.74x = 84,194.46 × 38,340.67
  4. Step 4: Simplify right side
    61,017.74x = 3,228,072,236.58
  5. Step 5: Solve for x
    x = 3,228,072,236.58/61,017.74
  6. Step 6: Final answer
    x = 52,903.83

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Half scale
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Double scale
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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.