Home / 95,215.30-131,097.44-72,481.43

Finding the Fourth Proportional to 95,215.30, 131,097.44 and 72,481.43

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Solution

The fourth proportional to 95,215.30, 131,097.44 and 72,481.43 is: 99,796.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,215.30 : 131,097.44 = 72,481.43 : x
  2. Step 2: Convert to fraction form
    95,215.30/131,097.44 = 72,481.43/x
  3. Step 3: Cross multiply
    95,215.30x = 131,097.44 × 72,481.43
  4. Step 4: Simplify right side
    95,215.30x = 9,502,130,021.78
  5. Step 5: Solve for x
    x = 9,502,130,021.78/95,215.30
  6. Step 6: Final answer
    x = 99,796.25

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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.