Home / 96,540.28-133,224.30-54,099.64

Finding the Fourth Proportional to 96,540.28, 133,224.30 and 54,099.64

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Solution

The fourth proportional to 96,540.28, 133,224.30 and 54,099.64 is: 74,656.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,540.28 : 133,224.30 = 54,099.64 : x
  2. Step 2: Convert to fraction form
    96,540.28/133,224.30 = 54,099.64/x
  3. Step 3: Cross multiply
    96,540.28x = 133,224.30 × 54,099.64
  4. Step 4: Simplify right side
    96,540.28x = 7,207,386,669.25
  5. Step 5: Solve for x
    x = 7,207,386,669.25/96,540.28
  6. Step 6: Final answer
    x = 74,656.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.