Home / 87,381.81-131,051.42-24,200.29

Finding the Fourth Proportional to 87,381.81, 131,051.42 and 24,200.29

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Solution

The fourth proportional to 87,381.81, 131,051.42 and 24,200.29 is: 36,294.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,381.81 : 131,051.42 = 24,200.29 : x
  2. Step 2: Convert to fraction form
    87,381.81/131,051.42 = 24,200.29/x
  3. Step 3: Cross multiply
    87,381.81x = 131,051.42 × 24,200.29
  4. Step 4: Simplify right side
    87,381.81x = 3,171,482,871.06
  5. Step 5: Solve for x
    x = 3,171,482,871.06/87,381.81
  6. Step 6: Final answer
    x = 36,294.54

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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.