Home / 69,385.82-95,754.92-39,176.52

Finding the Fourth Proportional to 69,385.82, 95,754.92 and 39,176.52

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Solution

The fourth proportional to 69,385.82, 95,754.92 and 39,176.52 is: 54,065.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,385.82 : 95,754.92 = 39,176.52 : x
  2. Step 2: Convert to fraction form
    69,385.82/95,754.92 = 39,176.52/x
  3. Step 3: Cross multiply
    69,385.82x = 95,754.92 × 39,176.52
  4. Step 4: Simplify right side
    69,385.82x = 3,751,344,636.42
  5. Step 5: Solve for x
    x = 3,751,344,636.42/69,385.82
  6. Step 6: Final answer
    x = 54,065.00

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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.