Home / 229,158.30-316,223.68-127,183.85

Finding the Fourth Proportional to 229,158.30, 316,223.68 and 127,183.85

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Solution

The fourth proportional to 229,158.30, 316,223.68 and 127,183.85 is: 175,505.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,158.30 : 316,223.68 = 127,183.85 : x
  2. Step 2: Convert to fraction form
    229,158.30/316,223.68 = 127,183.85/x
  3. Step 3: Cross multiply
    229,158.30x = 316,223.68 × 127,183.85
  4. Step 4: Simplify right side
    229,158.30x = 40,218,544,255.98
  5. Step 5: Solve for x
    x = 40,218,544,255.98/229,158.30
  6. Step 6: Final answer
    x = 175,505.51

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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.