Home / 126,244.50-174,218-69,655.87

Finding the Fourth Proportional to 126,244.50, 174,218 and 69,655.87

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Solution

The fourth proportional to 126,244.50, 174,218 and 69,655.87 is: 96,125.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,244.50 : 174,218 = 69,655.87 : x
  2. Step 2: Convert to fraction form
    126,244.50/174,218 = 69,655.87/x
  3. Step 3: Cross multiply
    126,244.50x = 174,218 × 69,655.87
  4. Step 4: Simplify right side
    126,244.50x = 12,135,306,359.66
  5. Step 5: Solve for x
    x = 12,135,306,359.66/126,244.50
  6. Step 6: Final answer
    x = 96,125.43

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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.