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Finding the Fourth Proportional to 267,281.77, 368,848.82 and 159,851.80

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Solution

The fourth proportional to 267,281.77, 368,848.82 and 159,851.80 is: 220,595.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,281.77 : 368,848.82 = 159,851.80 : x
  2. Step 2: Convert to fraction form
    267,281.77/368,848.82 = 159,851.80/x
  3. Step 3: Cross multiply
    267,281.77x = 368,848.82 × 159,851.80
  4. Step 4: Simplify right side
    267,281.77x = 58,961,146,882.75
  5. Step 5: Solve for x
    x = 58,961,146,882.75/267,281.77
  6. Step 6: Final answer
    x = 220,595.47

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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.