Home / 226,229.76-312,353.28-141,384.96

Finding the Fourth Proportional to 226,229.76, 312,353.28 and 141,384.96

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Solution

The fourth proportional to 226,229.76, 312,353.28 and 141,384.96 is: 195,208.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,229.76 : 312,353.28 = 141,384.96 : x
  2. Step 2: Convert to fraction form
    226,229.76/312,353.28 = 141,384.96/x
  3. Step 3: Cross multiply
    226,229.76x = 312,353.28 × 141,384.96
  4. Step 4: Simplify right side
    226,229.76x = 44,162,055,998.67
  5. Step 5: Solve for x
    x = 44,162,055,998.67/226,229.76
  6. Step 6: Final answer
    x = 195,208.87

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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.