Home / 87,052.76-130,588.55-37,138.13

Finding the Fourth Proportional to 87,052.76, 130,588.55 and 37,138.13

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Solution

The fourth proportional to 87,052.76, 130,588.55 and 37,138.13 is: 55,711.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,052.76 : 130,588.55 = 37,138.13 : x
  2. Step 2: Convert to fraction form
    87,052.76/130,588.55 = 37,138.13/x
  3. Step 3: Cross multiply
    87,052.76x = 130,588.55 × 37,138.13
  4. Step 4: Simplify right side
    87,052.76x = 4,849,814,546.41
  5. Step 5: Solve for x
    x = 4,849,814,546.41/87,052.76
  6. Step 6: Final answer
    x = 55,711.21

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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.