Home / 154,488.24-231,736.50-49,307.04

Finding the Fourth Proportional to 154,488.24, 231,736.50 and 49,307.04

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Solution

The fourth proportional to 154,488.24, 231,736.50 and 49,307.04 is: 73,961.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,488.24 : 231,736.50 = 49,307.04 : x
  2. Step 2: Convert to fraction form
    154,488.24/231,736.50 = 49,307.04/x
  3. Step 3: Cross multiply
    154,488.24x = 231,736.50 × 49,307.04
  4. Step 4: Simplify right side
    154,488.24x = 11,426,240,874.96
  5. Step 5: Solve for x
    x = 11,426,240,874.96/154,488.24
  6. Step 6: Final answer
    x = 73,961.88

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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.