Home / 99,165.26-136,834.28-58,331.24

Finding the Fourth Proportional to 99,165.26, 136,834.28 and 58,331.24

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Solution

The fourth proportional to 99,165.26, 136,834.28 and 58,331.24 is: 80,489.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,165.26 : 136,834.28 = 58,331.24 : x
  2. Step 2: Convert to fraction form
    99,165.26/136,834.28 = 58,331.24/x
  3. Step 3: Cross multiply
    99,165.26x = 136,834.28 × 58,331.24
  4. Step 4: Simplify right side
    99,165.26x = 7,981,712,251.08
  5. Step 5: Solve for x
    x = 7,981,712,251.08/99,165.26
  6. Step 6: Final answer
    x = 80,489.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.