Home / 126,734.24-174,873.67-73,008.74

Finding the Fourth Proportional to 126,734.24, 174,873.67 and 73,008.74

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Solution

The fourth proportional to 126,734.24, 174,873.67 and 73,008.74 is: 100,740.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,734.24 : 174,873.67 = 73,008.74 : x
  2. Step 2: Convert to fraction form
    126,734.24/174,873.67 = 73,008.74/x
  3. Step 3: Cross multiply
    126,734.24x = 174,873.67 × 73,008.74
  4. Step 4: Simplify right side
    126,734.24x = 12,767,306,305.88
  5. Step 5: Solve for x
    x = 12,767,306,305.88/126,734.24
  6. Step 6: Final answer
    x = 100,740.78

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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.