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Finding the Fourth Proportional to 62,873.92, 94,252.29 and 43,161.76

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Solution

The fourth proportional to 62,873.92, 94,252.29 and 43,161.76 is: 64,702.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,873.92 : 94,252.29 = 43,161.76 : x
  2. Step 2: Convert to fraction form
    62,873.92/94,252.29 = 43,161.76/x
  3. Step 3: Cross multiply
    62,873.92x = 94,252.29 × 43,161.76
  4. Step 4: Simplify right side
    62,873.92x = 4,068,094,720.43
  5. Step 5: Solve for x
    x = 4,068,094,720.43/62,873.92
  6. Step 6: Final answer
    x = 64,702.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.