Home / 126,483.52-174,540.39-69,891.25

Finding the Fourth Proportional to 126,483.52, 174,540.39 and 69,891.25

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Solution

The fourth proportional to 126,483.52, 174,540.39 and 69,891.25 is: 96,446.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,483.52 : 174,540.39 = 69,891.25 : x
  2. Step 2: Convert to fraction form
    126,483.52/174,540.39 = 69,891.25/x
  3. Step 3: Cross multiply
    126,483.52x = 174,540.39 × 69,891.25
  4. Step 4: Simplify right side
    126,483.52x = 12,198,846,032.59
  5. Step 5: Solve for x
    x = 12,198,846,032.59/126,483.52
  6. Step 6: Final answer
    x = 96,446.13

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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.