Home / 107,679.34-161,519.61-95,887.76

Finding the Fourth Proportional to 107,679.34, 161,519.61 and 95,887.76

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Solution

The fourth proportional to 107,679.34, 161,519.61 and 95,887.76 is: 143,832.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,679.34 : 161,519.61 = 95,887.76 : x
  2. Step 2: Convert to fraction form
    107,679.34/161,519.61 = 95,887.76/x
  3. Step 3: Cross multiply
    107,679.34x = 161,519.61 × 95,887.76
  4. Step 4: Simplify right side
    107,679.34x = 15,487,753,598.97
  5. Step 5: Solve for x
    x = 15,487,753,598.97/107,679.34
  6. Step 6: Final answer
    x = 143,832.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.