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Finding the Fourth Proportional to 69,305.97, 95,642.28 and 37,474.86

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Solution

The fourth proportional to 69,305.97, 95,642.28 and 37,474.86 is: 51,715.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,305.97 : 95,642.28 = 37,474.86 : x
  2. Step 2: Convert to fraction form
    69,305.97/95,642.28 = 37,474.86/x
  3. Step 3: Cross multiply
    69,305.97x = 95,642.28 × 37,474.86
  4. Step 4: Simplify right side
    69,305.97x = 3,584,181,053.08
  5. Step 5: Solve for x
    x = 3,584,181,053.08/69,305.97
  6. Step 6: Final answer
    x = 51,715.33

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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.