Home / 87,126.75-130,691.57-23,946.48

Finding the Fourth Proportional to 87,126.75, 130,691.57 and 23,946.48

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Solution

The fourth proportional to 87,126.75, 130,691.57 and 23,946.48 is: 35,920.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,126.75 : 130,691.57 = 23,946.48 : x
  2. Step 2: Convert to fraction form
    87,126.75/130,691.57 = 23,946.48/x
  3. Step 3: Cross multiply
    87,126.75x = 130,691.57 × 23,946.48
  4. Step 4: Simplify right side
    87,126.75x = 3,129,602,947.44
  5. Step 5: Solve for x
    x = 3,129,602,947.44/87,126.75
  6. Step 6: Final answer
    x = 35,920.12

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1.5x scale

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.