Home / 87,709.40-131,572.40-24,529.52

Finding the Fourth Proportional to 87,709.40, 131,572.40 and 24,529.52

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Solution

The fourth proportional to 87,709.40, 131,572.40 and 24,529.52 is: 36,796.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,709.40 : 131,572.40 = 24,529.52 : x
  2. Step 2: Convert to fraction form
    87,709.40/131,572.40 = 24,529.52/x
  3. Step 3: Cross multiply
    87,709.40x = 131,572.40 × 24,529.52
  4. Step 4: Simplify right side
    87,709.40x = 3,227,407,817.25
  5. Step 5: Solve for x
    x = 3,227,407,817.25/87,709.40
  6. Step 6: Final answer
    x = 36,796.60

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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.