Home / 83,068.32-124,604.25-29,763.78

Finding the Fourth Proportional to 83,068.32, 124,604.25 and 29,763.78

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Solution

The fourth proportional to 83,068.32, 124,604.25 and 29,763.78 is: 44,646.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,068.32 : 124,604.25 = 29,763.78 : x
  2. Step 2: Convert to fraction form
    83,068.32/124,604.25 = 29,763.78/x
  3. Step 3: Cross multiply
    83,068.32x = 124,604.25 × 29,763.78
  4. Step 4: Simplify right side
    83,068.32x = 3,708,693,484.07
  5. Step 5: Solve for x
    x = 3,708,693,484.07/83,068.32
  6. Step 6: Final answer
    x = 44,646.30

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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.