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Finding the Fourth Proportional to 125,892, 188,584.74 and 58,329.36

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Solution

The fourth proportional to 125,892, 188,584.74 and 58,329.36 is: 87,376.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,892 : 188,584.74 = 58,329.36 : x
  2. Step 2: Convert to fraction form
    125,892/188,584.74 = 58,329.36/x
  3. Step 3: Cross multiply
    125,892x = 188,584.74 × 58,329.36
  4. Step 4: Simplify right side
    125,892x = 11,000,027,189.97
  5. Step 5: Solve for x
    x = 11,000,027,189.97/125,892
  6. Step 6: Final answer
    x = 87,376.70

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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.