Home / 87,828.00-131,700.99-31,660.71

Finding the Fourth Proportional to 87,828.00, 131,700.99 and 31,660.71

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Solution

The fourth proportional to 87,828.00, 131,700.99 and 31,660.71 is: 47,476.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,828.00 : 131,700.99 = 31,660.71 : x
  2. Step 2: Convert to fraction form
    87,828.00/131,700.99 = 31,660.71/x
  3. Step 3: Cross multiply
    87,828.00x = 131,700.99 × 31,660.71
  4. Step 4: Simplify right side
    87,828.00x = 4,169,746,034.29
  5. Step 5: Solve for x
    x = 4,169,746,034.29/87,828.00
  6. Step 6: Final answer
    x = 47,476.27

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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.