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Finding the Fourth Proportional to 60,581,250.60, 90,871,875.90 and 36,394,780.20

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Solution

The fourth proportional to 60,581,250.60, 90,871,875.90 and 36,394,780.20 is: 54,592,170.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,581,250.60 : 90,871,875.90 = 36,394,780.20 : x
  2. Step 2: Convert to fraction form
    60,581,250.60/90,871,875.90 = 36,394,780.20/x
  3. Step 3: Cross multiply
    60,581,250.60x = 90,871,875.90 × 36,394,780.20
  4. Step 4: Simplify right side
    60,581,250.60x = 3,307,261,949,742,177.50
  5. Step 5: Solve for x
    x = 3,307,261,949,742,177.50/60,581,250.60
  6. Step 6: Final answer
    x = 54,592,170.30

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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.