Home / 87,566.40-131,263.20-34,905.60

Finding the Fourth Proportional to 87,566.40, 131,263.20 and 34,905.60

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Solution

The fourth proportional to 87,566.40, 131,263.20 and 34,905.60 is: 52,323.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,566.40 : 131,263.20 = 34,905.60 : x
  2. Step 2: Convert to fraction form
    87,566.40/131,263.20 = 34,905.60/x
  3. Step 3: Cross multiply
    87,566.40x = 131,263.20 × 34,905.60
  4. Step 4: Simplify right side
    87,566.40x = 4,581,820,753.92
  5. Step 5: Solve for x
    x = 4,581,820,753.92/87,566.40
  6. Step 6: Final answer
    x = 52,323.96

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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.