Home / 197,680.11-296,517.51-47,921.69

Finding the Fourth Proportional to 197,680.11, 296,517.51 and 47,921.69

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Solution

The fourth proportional to 197,680.11, 296,517.51 and 47,921.69 is: 71,881.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,680.11 : 296,517.51 = 47,921.69 : x
  2. Step 2: Convert to fraction form
    197,680.11/296,517.51 = 47,921.69/x
  3. Step 3: Cross multiply
    197,680.11x = 296,517.51 × 47,921.69
  4. Step 4: Simplify right side
    197,680.11x = 14,209,620,935.09
  5. Step 5: Solve for x
    x = 14,209,620,935.09/197,680.11
  6. Step 6: Final answer
    x = 71,881.89

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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.