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Finding the Fourth Proportional to 59,691.60, 89,537.40 and 44,139.60

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Solution

The fourth proportional to 59,691.60, 89,537.40 and 44,139.60 is: 66,209.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,691.60 : 89,537.40 = 44,139.60 : x
  2. Step 2: Convert to fraction form
    59,691.60/89,537.40 = 44,139.60/x
  3. Step 3: Cross multiply
    59,691.60x = 89,537.40 × 44,139.60
  4. Step 4: Simplify right side
    59,691.60x = 3,952,145,021.04
  5. Step 5: Solve for x
    x = 3,952,145,021.04/59,691.60
  6. Step 6: Final answer
    x = 66,209.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.