Home / 126,106.11-174,027.57-69,519.51

Finding the Fourth Proportional to 126,106.11, 174,027.57 and 69,519.51

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Solution

The fourth proportional to 126,106.11, 174,027.57 and 69,519.51 is: 95,937.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,106.11 : 174,027.57 = 69,519.51 : x
  2. Step 2: Convert to fraction form
    126,106.11/174,027.57 = 69,519.51/x
  3. Step 3: Cross multiply
    126,106.11x = 174,027.57 × 69,519.51
  4. Step 4: Simplify right side
    126,106.11x = 12,098,311,392.89
  5. Step 5: Solve for x
    x = 12,098,311,392.89/126,106.11
  6. Step 6: Final answer
    x = 95,937.55

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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.