Home / 226,204.55-312,165.95-122,838.73

Finding the Fourth Proportional to 226,204.55, 312,165.95 and 122,838.73

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Solution

The fourth proportional to 226,204.55, 312,165.95 and 122,838.73 is: 169,519.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,204.55 : 312,165.95 = 122,838.73 : x
  2. Step 2: Convert to fraction form
    226,204.55/312,165.95 = 122,838.73/x
  3. Step 3: Cross multiply
    226,204.55x = 312,165.95 × 122,838.73
  4. Step 4: Simplify right side
    226,204.55x = 38,346,068,143.60
  5. Step 5: Solve for x
    x = 38,346,068,143.60/226,204.55
  6. Step 6: Final answer
    x = 169,519.44

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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.