Home / 87,531.35-131,313.38-34,941.29

Finding the Fourth Proportional to 87,531.35, 131,313.38 and 34,941.29

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Solution

The fourth proportional to 87,531.35, 131,313.38 and 34,941.29 is: 52,418.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,531.35 : 131,313.38 = 34,941.29 : x
  2. Step 2: Convert to fraction form
    87,531.35/131,313.38 = 34,941.29/x
  3. Step 3: Cross multiply
    87,531.35x = 131,313.38 × 34,941.29
  4. Step 4: Simplify right side
    87,531.35x = 4,588,258,060.19
  5. Step 5: Solve for x
    x = 4,588,258,060.19/87,531.35
  6. Step 6: Final answer
    x = 52,418.46

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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.