Home / 69,961.98-96,546.42-38,131.14

Finding the Fourth Proportional to 69,961.98, 96,546.42 and 38,131.14

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Solution

The fourth proportional to 69,961.98, 96,546.42 and 38,131.14 is: 52,620.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,961.98 : 96,546.42 = 38,131.14 : x
  2. Step 2: Convert to fraction form
    69,961.98/96,546.42 = 38,131.14/x
  3. Step 3: Cross multiply
    69,961.98x = 96,546.42 × 38,131.14
  4. Step 4: Simplify right side
    69,961.98x = 3,681,425,057.52
  5. Step 5: Solve for x
    x = 3,681,425,057.52/69,961.98
  6. Step 6: Final answer
    x = 52,620.37

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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.