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Finding the Fourth Proportional to 180,765.92, 271,061.40 and 62,395.76

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Solution

The fourth proportional to 180,765.92, 271,061.40 and 62,395.76 is: 93,563.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,765.92 : 271,061.40 = 62,395.76 : x
  2. Step 2: Convert to fraction form
    180,765.92/271,061.40 = 62,395.76/x
  3. Step 3: Cross multiply
    180,765.92x = 271,061.40 × 62,395.76
  4. Step 4: Simplify right side
    180,765.92x = 16,913,082,059.66
  5. Step 5: Solve for x
    x = 16,913,082,059.66/180,765.92
  6. Step 6: Final answer
    x = 93,563.44

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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.