Home / 224,115.12-309,289.83-126,029.23

Finding the Fourth Proportional to 224,115.12, 309,289.83 and 126,029.23

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Solution

The fourth proportional to 224,115.12, 309,289.83 and 126,029.23 is: 173,926.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,115.12 : 309,289.83 = 126,029.23 : x
  2. Step 2: Convert to fraction form
    224,115.12/309,289.83 = 126,029.23/x
  3. Step 3: Cross multiply
    224,115.12x = 309,289.83 × 126,029.23
  4. Step 4: Simplify right side
    224,115.12x = 38,979,559,121.73
  5. Step 5: Solve for x
    x = 38,979,559,121.73/224,115.12
  6. Step 6: Final answer
    x = 173,926.51

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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.