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Finding the Fourth Proportional to 54,244.92, 74,827.92 and 38,136.88

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Solution

The fourth proportional to 54,244.92, 74,827.92 and 38,136.88 is: 52,607.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,244.92 : 74,827.92 = 38,136.88 : x
  2. Step 2: Convert to fraction form
    54,244.92/74,827.92 = 38,136.88/x
  3. Step 3: Cross multiply
    54,244.92x = 74,827.92 × 38,136.88
  4. Step 4: Simplify right side
    54,244.92x = 2,853,703,405.69
  5. Step 5: Solve for x
    x = 2,853,703,405.69/54,244.92
  6. Step 6: Final answer
    x = 52,607.75

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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.