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Finding the Fourth Proportional to 227,603.76, 341,359.56 and 61,352.88

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Solution

The fourth proportional to 227,603.76, 341,359.56 and 61,352.88 is: 92,016.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,603.76 : 341,359.56 = 61,352.88 : x
  2. Step 2: Convert to fraction form
    227,603.76/341,359.56 = 61,352.88/x
  3. Step 3: Cross multiply
    227,603.76x = 341,359.56 × 61,352.88
  4. Step 4: Simplify right side
    227,603.76x = 20,943,392,121.53
  5. Step 5: Solve for x
    x = 20,943,392,121.53/227,603.76
  6. Step 6: Final answer
    x = 92,016.90

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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.