Home / 77,276.22-115,920.81-24,684.54

Finding the Fourth Proportional to 77,276.22, 115,920.81 and 24,684.54

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Solution

The fourth proportional to 77,276.22, 115,920.81 and 24,684.54 is: 37,028.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,276.22 : 115,920.81 = 24,684.54 : x
  2. Step 2: Convert to fraction form
    77,276.22/115,920.81 = 24,684.54/x
  3. Step 3: Cross multiply
    77,276.22x = 115,920.81 × 24,684.54
  4. Step 4: Simplify right side
    77,276.22x = 2,861,451,871.28
  5. Step 5: Solve for x
    x = 2,861,451,871.28/77,276.22
  6. Step 6: Final answer
    x = 37,028.88

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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.