Home / 226,803.24-312,990.48-126,201.24

Finding the Fourth Proportional to 226,803.24, 312,990.48 and 126,201.24

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Solution

The fourth proportional to 226,803.24, 312,990.48 and 126,201.24 is: 174,158.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,803.24 : 312,990.48 = 126,201.24 : x
  2. Step 2: Convert to fraction form
    226,803.24/312,990.48 = 126,201.24/x
  3. Step 3: Cross multiply
    226,803.24x = 312,990.48 × 126,201.24
  4. Step 4: Simplify right side
    226,803.24x = 39,499,786,684.20
  5. Step 5: Solve for x
    x = 39,499,786,684.20/226,803.24
  6. Step 6: Final answer
    x = 174,158.83

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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.