Home / 126,382.23-174,407.34-69,793.47

Finding the Fourth Proportional to 126,382.23, 174,407.34 and 69,793.47

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Solution

The fourth proportional to 126,382.23, 174,407.34 and 69,793.47 is: 96,314.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,382.23 : 174,407.34 = 69,793.47 : x
  2. Step 2: Convert to fraction form
    126,382.23/174,407.34 = 69,793.47/x
  3. Step 3: Cross multiply
    126,382.23x = 174,407.34 × 69,793.47
  4. Step 4: Simplify right side
    126,382.23x = 12,172,493,452.07
  5. Step 5: Solve for x
    x = 12,172,493,452.07/126,382.23
  6. Step 6: Final answer
    x = 96,314.91

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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.