Home / 71,371.02-107,071.56-26,996.80

Finding the Fourth Proportional to 71,371.02, 107,071.56 and 26,996.80

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Solution

The fourth proportional to 71,371.02, 107,071.56 and 26,996.80 is: 40,500.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,371.02 : 107,071.56 = 26,996.80 : x
  2. Step 2: Convert to fraction form
    71,371.02/107,071.56 = 26,996.80/x
  3. Step 3: Cross multiply
    71,371.02x = 107,071.56 × 26,996.80
  4. Step 4: Simplify right side
    71,371.02x = 2,890,589,491.01
  5. Step 5: Solve for x
    x = 2,890,589,491.01/71,371.02
  6. Step 6: Final answer
    x = 40,500.89

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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.