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Finding the Fourth Proportional to 225,148.30, 337,722.84 and 92,028.44

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Solution

The fourth proportional to 225,148.30, 337,722.84 and 92,028.44 is: 138,042.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,148.30 : 337,722.84 = 92,028.44 : x
  2. Step 2: Convert to fraction form
    225,148.30/337,722.84 = 92,028.44/x
  3. Step 3: Cross multiply
    225,148.30x = 337,722.84 × 92,028.44
  4. Step 4: Simplify right side
    225,148.30x = 31,080,106,117.57
  5. Step 5: Solve for x
    x = 31,080,106,117.57/225,148.30
  6. Step 6: Final answer
    x = 138,042.82

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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.