Home / 87,905.04-131,909.40-32,539.92

Finding the Fourth Proportional to 87,905.04, 131,909.40 and 32,539.92

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Solution

The fourth proportional to 87,905.04, 131,909.40 and 32,539.92 is: 48,829.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,905.04 : 131,909.40 = 32,539.92 : x
  2. Step 2: Convert to fraction form
    87,905.04/131,909.40 = 32,539.92/x
  3. Step 3: Cross multiply
    87,905.04x = 131,909.40 × 32,539.92
  4. Step 4: Simplify right side
    87,905.04x = 4,292,321,323.25
  5. Step 5: Solve for x
    x = 4,292,321,323.25/87,905.04
  6. Step 6: Final answer
    x = 48,829.07

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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.