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Finding the Fourth Proportional to 178,843.60, 246,789.48 and 98,266.96

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Solution

The fourth proportional to 178,843.60, 246,789.48 and 98,266.96 is: 135,600.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,843.60 : 246,789.48 = 98,266.96 : x
  2. Step 2: Convert to fraction form
    178,843.60/246,789.48 = 98,266.96/x
  3. Step 3: Cross multiply
    178,843.60x = 246,789.48 × 98,266.96
  4. Step 4: Simplify right side
    178,843.60x = 24,251,251,959.58
  5. Step 5: Solve for x
    x = 24,251,251,959.58/178,843.60
  6. Step 6: Final answer
    x = 135,600.33

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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.