Home / 71,865.36-107,724.60-25,079.76

Finding the Fourth Proportional to 71,865.36, 107,724.60 and 25,079.76

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Solution

The fourth proportional to 71,865.36, 107,724.60 and 25,079.76 is: 37,594.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,865.36 : 107,724.60 = 25,079.76 : x
  2. Step 2: Convert to fraction form
    71,865.36/107,724.60 = 25,079.76/x
  3. Step 3: Cross multiply
    71,865.36x = 107,724.60 × 25,079.76
  4. Step 4: Simplify right side
    71,865.36x = 2,701,707,114.10
  5. Step 5: Solve for x
    x = 2,701,707,114.10/71,865.36
  6. Step 6: Final answer
    x = 37,594.01

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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.