Home / 226,353.20-312,367.32-124,385.22

Finding the Fourth Proportional to 226,353.20, 312,367.32 and 124,385.22

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Solution

The fourth proportional to 226,353.20, 312,367.32 and 124,385.22 is: 171,651.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,353.20 : 312,367.32 = 124,385.22 : x
  2. Step 2: Convert to fraction form
    226,353.20/312,367.32 = 124,385.22/x
  3. Step 3: Cross multiply
    226,353.20x = 312,367.32 × 124,385.22
  4. Step 4: Simplify right side
    226,353.20x = 38,853,877,819.01
  5. Step 5: Solve for x
    x = 38,853,877,819.01/226,353.20
  6. Step 6: Final answer
    x = 171,651.55

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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.