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Finding the Fourth Proportional to 83,666.54, 125,473.19 and 27,493.58

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Solution

The fourth proportional to 83,666.54, 125,473.19 and 27,493.58 is: 41,231.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,666.54 : 125,473.19 = 27,493.58 : x
  2. Step 2: Convert to fraction form
    83,666.54/125,473.19 = 27,493.58/x
  3. Step 3: Cross multiply
    83,666.54x = 125,473.19 × 27,493.58
  4. Step 4: Simplify right side
    83,666.54x = 3,449,707,363.34
  5. Step 5: Solve for x
    x = 3,449,707,363.34/83,666.54
  6. Step 6: Final answer
    x = 41,231.62

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1.5x scale

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.