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Finding the Fourth Proportional to 69,744.66, 96,249.51 and 37,915.71

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Solution

The fourth proportional to 69,744.66, 96,249.51 and 37,915.71 is: 52,324.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,744.66 : 96,249.51 = 37,915.71 : x
  2. Step 2: Convert to fraction form
    69,744.66/96,249.51 = 37,915.71/x
  3. Step 3: Cross multiply
    69,744.66x = 96,249.51 × 37,915.71
  4. Step 4: Simplify right side
    69,744.66x = 3,649,368,508.80
  5. Step 5: Solve for x
    x = 3,649,368,508.80/69,744.66
  6. Step 6: Final answer
    x = 52,324.70

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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.