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Finding the Fourth Proportional to 59,712.60, 89,568.90 and 44,160.60

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Solution

The fourth proportional to 59,712.60, 89,568.90 and 44,160.60 is: 66,240.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,712.60 : 89,568.90 = 44,160.60 : x
  2. Step 2: Convert to fraction form
    59,712.60/89,568.90 = 44,160.60/x
  3. Step 3: Cross multiply
    59,712.60x = 89,568.90 × 44,160.60
  4. Step 4: Simplify right side
    59,712.60x = 3,955,416,365.34
  5. Step 5: Solve for x
    x = 3,955,416,365.34/59,712.60
  6. Step 6: Final answer
    x = 66,240.90

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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.