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Finding the Fourth Proportional to 49,301.61, 68,068.80 and 37,951.08

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Solution

The fourth proportional to 49,301.61, 68,068.80 and 37,951.08 is: 52,397.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,301.61 : 68,068.80 = 37,951.08 : x
  2. Step 2: Convert to fraction form
    49,301.61/68,068.80 = 37,951.08/x
  3. Step 3: Cross multiply
    49,301.61x = 68,068.80 × 37,951.08
  4. Step 4: Simplify right side
    49,301.61x = 2,583,284,474.30
  5. Step 5: Solve for x
    x = 2,583,284,474.30/49,301.61
  6. Step 6: Final answer
    x = 52,397.57

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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.