Home / 126,040.94-173,940.15-69,455.96

Finding the Fourth Proportional to 126,040.94, 173,940.15 and 69,455.96

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Solution

The fourth proportional to 126,040.94, 173,940.15 and 69,455.96 is: 95,851.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,040.94 : 173,940.15 = 69,455.96 : x
  2. Step 2: Convert to fraction form
    126,040.94/173,940.15 = 69,455.96/x
  3. Step 3: Cross multiply
    126,040.94x = 173,940.15 × 69,455.96
  4. Step 4: Simplify right side
    126,040.94x = 12,081,179,926.40
  5. Step 5: Solve for x
    x = 12,081,179,926.40/126,040.94
  6. Step 6: Final answer
    x = 95,851.24

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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.