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Finding the Fourth Proportional to 124,500, 186,751.62 and 41,394

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Solution

The fourth proportional to 124,500, 186,751.62 and 41,394 is: 62,091.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,500 : 186,751.62 = 41,394 : x
  2. Step 2: Convert to fraction form
    124,500/186,751.62 = 41,394/x
  3. Step 3: Cross multiply
    124,500x = 186,751.62 × 41,394
  4. Step 4: Simplify right side
    124,500x = 7,730,396,558.28
  5. Step 5: Solve for x
    x = 7,730,396,558.28/124,500
  6. Step 6: Final answer
    x = 62,091.54

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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.