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Finding the Fourth Proportional to 60,305.92, 90,459.11 and 25,220.97

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Solution

The fourth proportional to 60,305.92, 90,459.11 and 25,220.97 is: 37,831.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,305.92 : 90,459.11 = 25,220.97 : x
  2. Step 2: Convert to fraction form
    60,305.92/90,459.11 = 25,220.97/x
  3. Step 3: Cross multiply
    60,305.92x = 90,459.11 × 25,220.97
  4. Step 4: Simplify right side
    60,305.92x = 2,281,466,562.59
  5. Step 5: Solve for x
    x = 2,281,466,562.59/60,305.92
  6. Step 6: Final answer
    x = 37,831.55

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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.