Home / 69,211.92-95,512.47-37,380.81

Finding the Fourth Proportional to 69,211.92, 95,512.47 and 37,380.81

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Solution

The fourth proportional to 69,211.92, 95,512.47 and 37,380.81 is: 51,585.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,211.92 : 95,512.47 = 37,380.81 : x
  2. Step 2: Convert to fraction form
    69,211.92/95,512.47 = 37,380.81/x
  3. Step 3: Cross multiply
    69,211.92x = 95,512.47 × 37,380.81
  4. Step 4: Simplify right side
    69,211.92x = 3,570,333,493.70
  5. Step 5: Solve for x
    x = 3,570,333,493.70/69,211.92
  6. Step 6: Final answer
    x = 51,585.53

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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.