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Finding the Fourth Proportional to 361,651.48, 542,415.66 and 95,414.56

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Solution

The fourth proportional to 361,651.48, 542,415.66 and 95,414.56 is: 143,105.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,651.48 : 542,415.66 = 95,414.56 : x
  2. Step 2: Convert to fraction form
    361,651.48/542,415.66 = 95,414.56/x
  3. Step 3: Cross multiply
    361,651.48x = 542,415.66 × 95,414.56
  4. Step 4: Simplify right side
    361,651.48x = 51,754,351,536.01
  5. Step 5: Solve for x
    x = 51,754,351,536.01/361,651.48
  6. Step 6: Final answer
    x = 143,105.60

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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.