Home / 126,020.44-173,908.74-69,431.82

Finding the Fourth Proportional to 126,020.44, 173,908.74 and 69,431.82

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Solution

The fourth proportional to 126,020.44, 173,908.74 and 69,431.82 is: 95,816.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,020.44 : 173,908.74 = 69,431.82 : x
  2. Step 2: Convert to fraction form
    126,020.44/173,908.74 = 69,431.82/x
  3. Step 3: Cross multiply
    126,020.44x = 173,908.74 × 69,431.82
  4. Step 4: Simplify right side
    126,020.44x = 12,074,800,332.11
  5. Step 5: Solve for x
    x = 12,074,800,332.11/126,020.44
  6. Step 6: Final answer
    x = 95,816.21

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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.