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Finding the Fourth Proportional to 132,347.67, 198,521.02 and 57,458.04

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Solution

The fourth proportional to 132,347.67, 198,521.02 and 57,458.04 is: 86,186.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,347.67 : 198,521.02 = 57,458.04 : x
  2. Step 2: Convert to fraction form
    132,347.67/198,521.02 = 57,458.04/x
  3. Step 3: Cross multiply
    132,347.67x = 198,521.02 × 57,458.04
  4. Step 4: Simplify right side
    132,347.67x = 11,406,628,708.00
  5. Step 5: Solve for x
    x = 11,406,628,708.00/132,347.67
  6. Step 6: Final answer
    x = 86,186.85

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.