Home / 351,474.82-527,103.18-126,806.04

Finding the Fourth Proportional to 351,474.82, 527,103.18 and 126,806.04

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Solution

The fourth proportional to 351,474.82, 527,103.18 and 126,806.04 is: 190,169.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,474.82 : 527,103.18 = 126,806.04 : x
  2. Step 2: Convert to fraction form
    351,474.82/527,103.18 = 126,806.04/x
  3. Step 3: Cross multiply
    351,474.82x = 527,103.18 × 126,806.04
  4. Step 4: Simplify right side
    351,474.82x = 66,839,866,927.21
  5. Step 5: Solve for x
    x = 66,839,866,927.21/351,474.82
  6. Step 6: Final answer
    x = 190,169.72

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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.