Home / 83,052.12-124,580.10-29,747.76

Finding the Fourth Proportional to 83,052.12, 124,580.10 and 29,747.76

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Solution

The fourth proportional to 83,052.12, 124,580.10 and 29,747.76 is: 44,622.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,052.12 : 124,580.10 = 29,747.76 : x
  2. Step 2: Convert to fraction form
    83,052.12/124,580.10 = 29,747.76/x
  3. Step 3: Cross multiply
    83,052.12x = 124,580.10 × 29,747.76
  4. Step 4: Simplify right side
    83,052.12x = 3,705,978,915.58
  5. Step 5: Solve for x
    x = 3,705,978,915.58/83,052.12
  6. Step 6: Final answer
    x = 44,622.33

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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.