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Finding the Fourth Proportional to 69,422.86, 95,803.41 and 37,591.66

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Solution

The fourth proportional to 69,422.86, 95,803.41 and 37,591.66 is: 51,876.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,422.86 : 95,803.41 = 37,591.66 : x
  2. Step 2: Convert to fraction form
    69,422.86/95,803.41 = 37,591.66/x
  3. Step 3: Cross multiply
    69,422.86x = 95,803.41 × 37,591.66
  4. Step 4: Simplify right side
    69,422.86x = 3,601,409,215.56
  5. Step 5: Solve for x
    x = 3,601,409,215.56/69,422.86
  6. Step 6: Final answer
    x = 51,876.42

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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.