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Finding the Fourth Proportional to 62,166.70, 93,250.70 and 49,765.55

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Solution

The fourth proportional to 62,166.70, 93,250.70 and 49,765.55 is: 74,648.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,166.70 : 93,250.70 = 49,765.55 : x
  2. Step 2: Convert to fraction form
    62,166.70/93,250.70 = 49,765.55/x
  3. Step 3: Cross multiply
    62,166.70x = 93,250.70 × 49,765.55
  4. Step 4: Simplify right side
    62,166.70x = 4,640,672,124.56
  5. Step 5: Solve for x
    x = 4,640,672,124.56/62,166.70
  6. Step 6: Final answer
    x = 74,648.85

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1.5x scale

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.