Home / 49,391.67-74,104.14-15,663.20

Finding the Fourth Proportional to 49,391.67, 74,104.14 and 15,663.20

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Solution

The fourth proportional to 49,391.67, 74,104.14 and 15,663.20 is: 23,500.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,391.67 : 74,104.14 = 15,663.20 : x
  2. Step 2: Convert to fraction form
    49,391.67/74,104.14 = 15,663.20/x
  3. Step 3: Cross multiply
    49,391.67x = 74,104.14 × 15,663.20
  4. Step 4: Simplify right side
    49,391.67x = 1,160,707,965.65
  5. Step 5: Solve for x
    x = 1,160,707,965.65/49,391.67
  6. Step 6: Final answer
    x = 23,500.08

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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.