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Finding the Fourth Proportional to 231,248.44, 346,864.74 and 98,042.92

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Solution

The fourth proportional to 231,248.44, 346,864.74 and 98,042.92 is: 147,061.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,248.44 : 346,864.74 = 98,042.92 : x
  2. Step 2: Convert to fraction form
    231,248.44/346,864.74 = 98,042.92/x
  3. Step 3: Cross multiply
    231,248.44x = 346,864.74 × 98,042.92
  4. Step 4: Simplify right side
    231,248.44x = 34,007,631,954.64
  5. Step 5: Solve for x
    x = 34,007,631,954.64/231,248.44
  6. Step 6: Final answer
    x = 147,061.02

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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.