Home / 126,039.72-173,933.96-69,451.10

Finding the Fourth Proportional to 126,039.72, 173,933.96 and 69,451.10

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Solution

The fourth proportional to 126,039.72, 173,933.96 and 69,451.10 is: 95,842.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,039.72 : 173,933.96 = 69,451.10 : x
  2. Step 2: Convert to fraction form
    126,039.72/173,933.96 = 69,451.10/x
  3. Step 3: Cross multiply
    126,039.72x = 173,933.96 × 69,451.10
  4. Step 4: Simplify right side
    126,039.72x = 12,079,904,849.36
  5. Step 5: Solve for x
    x = 12,079,904,849.36/126,039.72
  6. Step 6: Final answer
    x = 95,842.05

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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.