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Finding the Fourth Proportional to 69,305.32, 95,641.38 and 37,474.48

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Solution

The fourth proportional to 69,305.32, 95,641.38 and 37,474.48 is: 51,714.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,305.32 : 95,641.38 = 37,474.48 : x
  2. Step 2: Convert to fraction form
    69,305.32/95,641.38 = 37,474.48/x
  3. Step 3: Cross multiply
    69,305.32x = 95,641.38 × 37,474.48
  4. Step 4: Simplify right side
    69,305.32x = 3,584,110,981.98
  5. Step 5: Solve for x
    x = 3,584,110,981.98/69,305.32
  6. Step 6: Final answer
    x = 51,714.80

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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.