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Finding the Fourth Proportional to 108,765.54, 150,096.42 and 63,474.66

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Solution

The fourth proportional to 108,765.54, 150,096.42 and 63,474.66 is: 87,595.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,765.54 : 150,096.42 = 63,474.66 : x
  2. Step 2: Convert to fraction form
    108,765.54/150,096.42 = 63,474.66/x
  3. Step 3: Cross multiply
    108,765.54x = 150,096.42 × 63,474.66
  4. Step 4: Simplify right side
    108,765.54x = 9,527,319,226.72
  5. Step 5: Solve for x
    x = 9,527,319,226.72/108,765.54
  6. Step 6: Final answer
    x = 87,595.02

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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.