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Finding the Fourth Proportional to 252,753.91, 348,759.03 and 149,373.71

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Solution

The fourth proportional to 252,753.91, 348,759.03 and 149,373.71 is: 206,111.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,753.91 : 348,759.03 = 149,373.71 : x
  2. Step 2: Convert to fraction form
    252,753.91/348,759.03 = 149,373.71/x
  3. Step 3: Cross multiply
    252,753.91x = 348,759.03 × 149,373.71
  4. Step 4: Simplify right side
    252,753.91x = 52,095,430,207.10
  5. Step 5: Solve for x
    x = 52,095,430,207.10/252,753.91
  6. Step 6: Final answer
    x = 206,111.27

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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.