Home / 227,756.28-341,841.78-121,229.72

Finding the Fourth Proportional to 227,756.28, 341,841.78 and 121,229.72

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Solution

The fourth proportional to 227,756.28, 341,841.78 and 121,229.72 is: 181,954.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,756.28 : 341,841.78 = 121,229.72 : x
  2. Step 2: Convert to fraction form
    227,756.28/341,841.78 = 121,229.72/x
  3. Step 3: Cross multiply
    227,756.28x = 341,841.78 × 121,229.72
  4. Step 4: Simplify right side
    227,756.28x = 41,441,381,564.49
  5. Step 5: Solve for x
    x = 41,441,381,564.49/227,756.28
  6. Step 6: Final answer
    x = 181,954.95

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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.