Home / 176,049.20-264,066.45-81,247.88

Finding the Fourth Proportional to 176,049.20, 264,066.45 and 81,247.88

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Solution

The fourth proportional to 176,049.20, 264,066.45 and 81,247.88 is: 121,868.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,049.20 : 264,066.45 = 81,247.88 : x
  2. Step 2: Convert to fraction form
    176,049.20/264,066.45 = 81,247.88/x
  3. Step 3: Cross multiply
    176,049.20x = 264,066.45 × 81,247.88
  4. Step 4: Simplify right side
    176,049.20x = 21,454,837,921.29
  5. Step 5: Solve for x
    x = 21,454,837,921.29/176,049.20
  6. Step 6: Final answer
    x = 121,868.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.