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Finding the Fourth Proportional to 132,669.40, 182,772.39 and 92,313.76

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Solution

The fourth proportional to 132,669.40, 182,772.39 and 92,313.76 is: 127,176.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,669.40 : 182,772.39 = 92,313.76 : x
  2. Step 2: Convert to fraction form
    132,669.40/182,772.39 = 92,313.76/x
  3. Step 3: Cross multiply
    132,669.40x = 182,772.39 × 92,313.76
  4. Step 4: Simplify right side
    132,669.40x = 16,872,406,545.09
  5. Step 5: Solve for x
    x = 16,872,406,545.09/132,669.40
  6. Step 6: Final answer
    x = 127,176.32

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.