Home / 51,841.56-77,716.02-20,244.27

Finding the Fourth Proportional to 51,841.56, 77,716.02 and 20,244.27

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Solution

The fourth proportional to 51,841.56, 77,716.02 and 20,244.27 is: 30,348.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,841.56 : 77,716.02 = 20,244.27 : x
  2. Step 2: Convert to fraction form
    51,841.56/77,716.02 = 20,244.27/x
  3. Step 3: Cross multiply
    51,841.56x = 77,716.02 × 20,244.27
  4. Step 4: Simplify right side
    51,841.56x = 1,573,304,092.21
  5. Step 5: Solve for x
    x = 1,573,304,092.21/51,841.56
  6. Step 6: Final answer
    x = 30,348.32

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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.