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Finding the Fourth Proportional to 69,524.92, 95,893.41 and 45,642.88

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Solution

The fourth proportional to 69,524.92, 95,893.41 and 45,642.88 is: 62,953.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,524.92 : 95,893.41 = 45,642.88 : x
  2. Step 2: Convert to fraction form
    69,524.92/95,893.41 = 45,642.88/x
  3. Step 3: Cross multiply
    69,524.92x = 95,893.41 × 45,642.88
  4. Step 4: Simplify right side
    69,524.92x = 4,376,851,405.42
  5. Step 5: Solve for x
    x = 4,376,851,405.42/69,524.92
  6. Step 6: Final answer
    x = 62,953.71

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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.