Home / 69,748.30-96,251.52-37,918

Finding the Fourth Proportional to 69,748.30, 96,251.52 and 37,918

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Solution

The fourth proportional to 69,748.30, 96,251.52 and 37,918 is: 52,326.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,748.30 : 96,251.52 = 37,918 : x
  2. Step 2: Convert to fraction form
    69,748.30/96,251.52 = 37,918/x
  3. Step 3: Cross multiply
    69,748.30x = 96,251.52 × 37,918
  4. Step 4: Simplify right side
    69,748.30x = 3,649,665,135.36
  5. Step 5: Solve for x
    x = 3,649,665,135.36/69,748.30
  6. Step 6: Final answer
    x = 52,326.22

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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.