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Finding the Fourth Proportional to 160,788.52, 241,194.30 and 42,458.68

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Solution

The fourth proportional to 160,788.52, 241,194.30 and 42,458.68 is: 63,691.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,788.52 : 241,194.30 = 42,458.68 : x
  2. Step 2: Convert to fraction form
    160,788.52/241,194.30 = 42,458.68/x
  3. Step 3: Cross multiply
    160,788.52x = 241,194.30 × 42,458.68
  4. Step 4: Simplify right side
    160,788.52x = 10,240,791,601.52
  5. Step 5: Solve for x
    x = 10,240,791,601.52/160,788.52
  6. Step 6: Final answer
    x = 63,691.06

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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.