Home / 95,449.98-131,818.96-71,538.78

Finding the Fourth Proportional to 95,449.98, 131,818.96 and 71,538.78

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Solution

The fourth proportional to 95,449.98, 131,818.96 and 71,538.78 is: 98,796.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,449.98 : 131,818.96 = 71,538.78 : x
  2. Step 2: Convert to fraction form
    95,449.98/131,818.96 = 71,538.78/x
  3. Step 3: Cross multiply
    95,449.98x = 131,818.96 × 71,538.78
  4. Step 4: Simplify right side
    95,449.98x = 9,430,167,579.27
  5. Step 5: Solve for x
    x = 9,430,167,579.27/95,449.98
  6. Step 6: Final answer
    x = 98,796.96

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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.