Home / 87,731.67-131,574.09-24,547.89

Finding the Fourth Proportional to 87,731.67, 131,574.09 and 24,547.89

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Solution

The fourth proportional to 87,731.67, 131,574.09 and 24,547.89 is: 36,815.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,731.67 : 131,574.09 = 24,547.89 : x
  2. Step 2: Convert to fraction form
    87,731.67/131,574.09 = 24,547.89/x
  3. Step 3: Cross multiply
    87,731.67x = 131,574.09 × 24,547.89
  4. Step 4: Simplify right side
    87,731.67x = 3,229,866,288.17
  5. Step 5: Solve for x
    x = 3,229,866,288.17/87,731.67
  6. Step 6: Final answer
    x = 36,815.28

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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.