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Finding the Fourth Proportional to 231,249.44, 346,866.24 and 98,043.92

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Solution

The fourth proportional to 231,249.44, 346,866.24 and 98,043.92 is: 147,062.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,249.44 : 346,866.24 = 98,043.92 : x
  2. Step 2: Convert to fraction form
    231,249.44/346,866.24 = 98,043.92/x
  3. Step 3: Cross multiply
    231,249.44x = 346,866.24 × 98,043.92
  4. Step 4: Simplify right side
    231,249.44x = 34,008,125,885.26
  5. Step 5: Solve for x
    x = 34,008,125,885.26/231,249.44
  6. Step 6: Final answer
    x = 147,062.52

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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.