Home / 83,570.12-125,342.82-24,389.90

Finding the Fourth Proportional to 83,570.12, 125,342.82 and 24,389.90

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Solution

The fourth proportional to 83,570.12, 125,342.82 and 24,389.90 is: 36,581.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,570.12 : 125,342.82 = 24,389.90 : x
  2. Step 2: Convert to fraction form
    83,570.12/125,342.82 = 24,389.90/x
  3. Step 3: Cross multiply
    83,570.12x = 125,342.82 × 24,389.90
  4. Step 4: Simplify right side
    83,570.12x = 3,057,098,845.52
  5. Step 5: Solve for x
    x = 3,057,098,845.52/83,570.12
  6. Step 6: Final answer
    x = 36,581.24

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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.