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Finding the Fourth Proportional to 132,155.98, 182,377 and 71,727.35

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Solution

The fourth proportional to 132,155.98, 182,377 and 71,727.35 is: 98,984.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,155.98 : 182,377 = 71,727.35 : x
  2. Step 2: Convert to fraction form
    132,155.98/182,377 = 71,727.35/x
  3. Step 3: Cross multiply
    132,155.98x = 182,377 × 71,727.35
  4. Step 4: Simplify right side
    132,155.98x = 13,081,418,910.95
  5. Step 5: Solve for x
    x = 13,081,418,910.95/132,155.98
  6. Step 6: Final answer
    x = 98,984.69

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