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Finding the Fourth Proportional to 267,700.20, 369,437.86 and 160,249.44

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Solution

The fourth proportional to 267,700.20, 369,437.86 and 160,249.44 is: 221,151.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,700.20 : 369,437.86 = 160,249.44 : x
  2. Step 2: Convert to fraction form
    267,700.20/369,437.86 = 160,249.44/x
  3. Step 3: Cross multiply
    267,700.20x = 369,437.86 × 160,249.44
  4. Step 4: Simplify right side
    267,700.20x = 59,202,210,179.80
  5. Step 5: Solve for x
    x = 59,202,210,179.80/267,700.20
  6. Step 6: Final answer
    x = 221,151.16

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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.