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Finding the Fourth Proportional to 48,354.74, 66,732.56 and 27,937.68

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Solution

The fourth proportional to 48,354.74, 66,732.56 and 27,937.68 is: 38,555.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,354.74 : 66,732.56 = 27,937.68 : x
  2. Step 2: Convert to fraction form
    48,354.74/66,732.56 = 27,937.68/x
  3. Step 3: Cross multiply
    48,354.74x = 66,732.56 × 27,937.68
  4. Step 4: Simplify right side
    48,354.74x = 1,864,352,621.69
  5. Step 5: Solve for x
    x = 1,864,352,621.69/48,354.74
  6. Step 6: Final answer
    x = 38,555.74

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1.5x scale

Why These Related Problems?

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