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Finding the Fourth Proportional to 194,041.88, 267,737.40 and 113,453.76

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Solution

The fourth proportional to 194,041.88, 267,737.40 and 113,453.76 is: 156,542.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,041.88 : 267,737.40 = 113,453.76 : x
  2. Step 2: Convert to fraction form
    194,041.88/267,737.40 = 113,453.76/x
  3. Step 3: Cross multiply
    194,041.88x = 267,737.40 × 113,453.76
  4. Step 4: Simplify right side
    194,041.88x = 30,375,815,726.64
  5. Step 5: Solve for x
    x = 30,375,815,726.64/194,041.88
  6. Step 6: Final answer
    x = 156,542.58

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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.