Home / 126,231.66-174,198.51-69,641.82

Finding the Fourth Proportional to 126,231.66, 174,198.51 and 69,641.82

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Solution

The fourth proportional to 126,231.66, 174,198.51 and 69,641.82 is: 96,105.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,231.66 : 174,198.51 = 69,641.82 : x
  2. Step 2: Convert to fraction form
    126,231.66/174,198.51 = 69,641.82/x
  3. Step 3: Cross multiply
    126,231.66x = 174,198.51 × 69,641.82
  4. Step 4: Simplify right side
    126,231.66x = 12,131,501,277.69
  5. Step 5: Solve for x
    x = 12,131,501,277.69/126,231.66
  6. Step 6: Final answer
    x = 96,105.06

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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.