Home / 87,504.26-131,258.25-31,348.02

Finding the Fourth Proportional to 87,504.26, 131,258.25 and 31,348.02

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Solution

The fourth proportional to 87,504.26, 131,258.25 and 31,348.02 is: 47,022.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,504.26 : 131,258.25 = 31,348.02 : x
  2. Step 2: Convert to fraction form
    87,504.26/131,258.25 = 31,348.02/x
  3. Step 3: Cross multiply
    87,504.26x = 131,258.25 × 31,348.02
  4. Step 4: Simplify right side
    87,504.26x = 4,114,686,246.17
  5. Step 5: Solve for x
    x = 4,114,686,246.17/87,504.26
  6. Step 6: Final answer
    x = 47,022.70

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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.