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Finding the Fourth Proportional to 48,372.59, 66,750.50 and 27,147.75

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Solution

The fourth proportional to 48,372.59, 66,750.50 and 27,147.75 is: 37,461.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,372.59 : 66,750.50 = 27,147.75 : x
  2. Step 2: Convert to fraction form
    48,372.59/66,750.50 = 27,147.75/x
  3. Step 3: Cross multiply
    48,372.59x = 66,750.50 × 27,147.75
  4. Step 4: Simplify right side
    48,372.59x = 1,812,125,886.38
  5. Step 5: Solve for x
    x = 1,812,125,886.38/48,372.59
  6. Step 6: Final answer
    x = 37,461.83

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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.