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Finding the Fourth Proportional to 88,614.92, 122,286.43 and 48,329.57

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Solution

The fourth proportional to 88,614.92, 122,286.43 and 48,329.57 is: 66,693.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,614.92 : 122,286.43 = 48,329.57 : x
  2. Step 2: Convert to fraction form
    88,614.92/122,286.43 = 48,329.57/x
  3. Step 3: Cross multiply
    88,614.92x = 122,286.43 × 48,329.57
  4. Step 4: Simplify right side
    88,614.92x = 5,910,050,578.74
  5. Step 5: Solve for x
    x = 5,910,050,578.74/88,614.92
  6. Step 6: Final answer
    x = 66,693.63

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1.5x scale

Why These Related Problems?

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