Home / 51,552.18-77,358.03-27,859.80

Finding the Fourth Proportional to 51,552.18, 77,358.03 and 27,859.80

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Solution

The fourth proportional to 51,552.18, 77,358.03 and 27,859.80 is: 41,805.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,552.18 : 77,358.03 = 27,859.80 : x
  2. Step 2: Convert to fraction form
    51,552.18/77,358.03 = 27,859.80/x
  3. Step 3: Cross multiply
    51,552.18x = 77,358.03 × 27,859.80
  4. Step 4: Simplify right side
    51,552.18x = 2,155,179,244.19
  5. Step 5: Solve for x
    x = 2,155,179,244.19/51,552.18
  6. Step 6: Final answer
    x = 41,805.78

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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.