Home / 226,377.20-312,005.10-165,819.14

Finding the Fourth Proportional to 226,377.20, 312,005.10 and 165,819.14

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Solution

The fourth proportional to 226,377.20, 312,005.10 and 165,819.14 is: 228,540.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,377.20 : 312,005.10 = 165,819.14 : x
  2. Step 2: Convert to fraction form
    226,377.20/312,005.10 = 165,819.14/x
  3. Step 3: Cross multiply
    226,377.20x = 312,005.10 × 165,819.14
  4. Step 4: Simplify right side
    226,377.20x = 51,736,417,357.61
  5. Step 5: Solve for x
    x = 51,736,417,357.61/226,377.20
  6. Step 6: Final answer
    x = 228,540.76

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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.