Home / 126,979.68-175,233.93-69,624.24

Finding the Fourth Proportional to 126,979.68, 175,233.93 and 69,624.24

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Solution

The fourth proportional to 126,979.68, 175,233.93 and 69,624.24 is: 96,082.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,979.68 : 175,233.93 = 69,624.24 : x
  2. Step 2: Convert to fraction form
    126,979.68/175,233.93 = 69,624.24/x
  3. Step 3: Cross multiply
    126,979.68x = 175,233.93 × 69,624.24
  4. Step 4: Simplify right side
    126,979.68x = 12,200,529,198.46
  5. Step 5: Solve for x
    x = 12,200,529,198.46/126,979.68
  6. Step 6: Final answer
    x = 96,082.53

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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.