Home / 49,806.24-74,710.20-18,624.48

Finding the Fourth Proportional to 49,806.24, 74,710.20 and 18,624.48

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Solution

The fourth proportional to 49,806.24, 74,710.20 and 18,624.48 is: 27,937.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,806.24 : 74,710.20 = 18,624.48 : x
  2. Step 2: Convert to fraction form
    49,806.24/74,710.20 = 18,624.48/x
  3. Step 3: Cross multiply
    49,806.24x = 74,710.20 × 18,624.48
  4. Step 4: Simplify right side
    49,806.24x = 1,391,438,625.70
  5. Step 5: Solve for x
    x = 1,391,438,625.70/49,806.24
  6. Step 6: Final answer
    x = 27,937.03

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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.