Home / 179,716.38-247,997.96-99,144.06

Finding the Fourth Proportional to 179,716.38, 247,997.96 and 99,144.06

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Solution

The fourth proportional to 179,716.38, 247,997.96 and 99,144.06 is: 136,812.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,716.38 : 247,997.96 = 99,144.06 : x
  2. Step 2: Convert to fraction form
    179,716.38/247,997.96 = 99,144.06/x
  3. Step 3: Cross multiply
    179,716.38x = 247,997.96 × 99,144.06
  4. Step 4: Simplify right side
    179,716.38x = 24,587,524,626.12
  5. Step 5: Solve for x
    x = 24,587,524,626.12/179,716.38
  6. Step 6: Final answer
    x = 136,812.93

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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.