Home / 79,194.56-118,767-25,874.38

Finding the Fourth Proportional to 79,194.56, 118,767 and 25,874.38

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Solution

The fourth proportional to 79,194.56, 118,767 and 25,874.38 is: 38,803.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,194.56 : 118,767 = 25,874.38 : x
  2. Step 2: Convert to fraction form
    79,194.56/118,767 = 25,874.38/x
  3. Step 3: Cross multiply
    79,194.56x = 118,767 × 25,874.38
  4. Step 4: Simplify right side
    79,194.56x = 3,073,022,489.46
  5. Step 5: Solve for x
    x = 3,073,022,489.46/79,194.56
  6. Step 6: Final answer
    x = 38,803.45

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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.