Home / 84,233.64-126,240.88-34,255.48

Finding the Fourth Proportional to 84,233.64, 126,240.88 and 34,255.48

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Solution

The fourth proportional to 84,233.64, 126,240.88 and 34,255.48 is: 51,338.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,233.64 : 126,240.88 = 34,255.48 : x
  2. Step 2: Convert to fraction form
    84,233.64/126,240.88 = 34,255.48/x
  3. Step 3: Cross multiply
    84,233.64x = 126,240.88 × 34,255.48
  4. Step 4: Simplify right side
    84,233.64x = 4,324,441,940.02
  5. Step 5: Solve for x
    x = 4,324,441,940.02/84,233.64
  6. Step 6: Final answer
    x = 51,338.66

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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.