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Finding the Fourth Proportional to 150,612.48, 225,943.56 and 61,842.42

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Solution

The fourth proportional to 150,612.48, 225,943.56 and 61,842.42 is: 92,773.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,612.48 : 225,943.56 = 61,842.42 : x
  2. Step 2: Convert to fraction form
    150,612.48/225,943.56 = 61,842.42/x
  3. Step 3: Cross multiply
    150,612.48x = 225,943.56 × 61,842.42
  4. Step 4: Simplify right side
    150,612.48x = 13,972,896,533.82
  5. Step 5: Solve for x
    x = 13,972,896,533.82/150,612.48
  6. Step 6: Final answer
    x = 92,773.83

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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.