Home / 268,605.72-370,675.98-147,747.24

Finding the Fourth Proportional to 268,605.72, 370,675.98 and 147,747.24

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Solution

The fourth proportional to 268,605.72, 370,675.98 and 147,747.24 is: 203,891.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,605.72 : 370,675.98 = 147,747.24 : x
  2. Step 2: Convert to fraction form
    268,605.72/370,675.98 = 147,747.24/x
  3. Step 3: Cross multiply
    268,605.72x = 370,675.98 × 147,747.24
  4. Step 4: Simplify right side
    268,605.72x = 54,766,352,979.30
  5. Step 5: Solve for x
    x = 54,766,352,979.30/268,605.72
  6. Step 6: Final answer
    x = 203,891.24

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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.