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Finding the Fourth Proportional to 48,758.98, 67,288.72 and 27,541.40

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Solution

The fourth proportional to 48,758.98, 67,288.72 and 27,541.40 is: 38,007.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,758.98 : 67,288.72 = 27,541.40 : x
  2. Step 2: Convert to fraction form
    48,758.98/67,288.72 = 27,541.40/x
  3. Step 3: Cross multiply
    48,758.98x = 67,288.72 × 27,541.40
  4. Step 4: Simplify right side
    48,758.98x = 1,853,225,553.01
  5. Step 5: Solve for x
    x = 1,853,225,553.01/48,758.98
  6. Step 6: Final answer
    x = 38,007.88

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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.