Home / 52,680.38-79,020.56-15,744.38

Finding the Fourth Proportional to 52,680.38, 79,020.56 and 15,744.38

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Solution

The fourth proportional to 52,680.38, 79,020.56 and 15,744.38 is: 23,616.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,680.38 : 79,020.56 = 15,744.38 : x
  2. Step 2: Convert to fraction form
    52,680.38/79,020.56 = 15,744.38/x
  3. Step 3: Cross multiply
    52,680.38x = 79,020.56 × 15,744.38
  4. Step 4: Simplify right side
    52,680.38x = 1,244,129,368.71
  5. Step 5: Solve for x
    x = 1,244,129,368.71/52,680.38
  6. Step 6: Final answer
    x = 23,616.56

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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.