Home / 177,213.39-244,758.68-129,030.79

Finding the Fourth Proportional to 177,213.39, 244,758.68 and 129,030.79

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Solution

The fourth proportional to 177,213.39, 244,758.68 and 129,030.79 is: 178,211.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,213.39 : 244,758.68 = 129,030.79 : x
  2. Step 2: Convert to fraction form
    177,213.39/244,758.68 = 129,030.79/x
  3. Step 3: Cross multiply
    177,213.39x = 244,758.68 × 129,030.79
  4. Step 4: Simplify right side
    177,213.39x = 31,581,405,278.57
  5. Step 5: Solve for x
    x = 31,581,405,278.57/177,213.39
  6. Step 6: Final answer
    x = 178,211.17

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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.