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Finding the Fourth Proportional to 132,350.40, 198,525.60 and 123,537.60

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Solution

The fourth proportional to 132,350.40, 198,525.60 and 123,537.60 is: 185,306.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,350.40 : 198,525.60 = 123,537.60 : x
  2. Step 2: Convert to fraction form
    132,350.40/198,525.60 = 123,537.60/x
  3. Step 3: Cross multiply
    132,350.40x = 198,525.60 × 123,537.60
  4. Step 4: Simplify right side
    132,350.40x = 24,525,376,162.56
  5. Step 5: Solve for x
    x = 24,525,376,162.56/132,350.40
  6. Step 6: Final answer
    x = 185,306.40

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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.