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Finding the Fourth Proportional to 62,166.67, 93,250.65 and 49,765.53

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Solution

The fourth proportional to 62,166.67, 93,250.65 and 49,765.53 is: 74,648.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,166.67 : 93,250.65 = 49,765.53 : x
  2. Step 2: Convert to fraction form
    62,166.67/93,250.65 = 49,765.53/x
  3. Step 3: Cross multiply
    62,166.67x = 93,250.65 × 49,765.53
  4. Step 4: Simplify right side
    62,166.67x = 4,640,668,020.09
  5. Step 5: Solve for x
    x = 4,640,668,020.09/62,166.67
  6. Step 6: Final answer
    x = 74,648.81

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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.