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Finding the Fourth Proportional to 220,142.67, 303,797.07 and 124,649.52

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Solution

The fourth proportional to 220,142.67, 303,797.07 and 124,649.52 is: 172,016.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,142.67 : 303,797.07 = 124,649.52 : x
  2. Step 2: Convert to fraction form
    220,142.67/303,797.07 = 124,649.52/x
  3. Step 3: Cross multiply
    220,142.67x = 303,797.07 × 124,649.52
  4. Step 4: Simplify right side
    220,142.67x = 37,868,158,952.91
  5. Step 5: Solve for x
    x = 37,868,158,952.91/220,142.67
  6. Step 6: Final answer
    x = 172,016.44

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.