Home / 126,230.24-174,198.66-69,643.64

Finding the Fourth Proportional to 126,230.24, 174,198.66 and 69,643.64

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Solution

The fourth proportional to 126,230.24, 174,198.66 and 69,643.64 is: 96,108.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,230.24 : 174,198.66 = 69,643.64 : x
  2. Step 2: Convert to fraction form
    126,230.24/174,198.66 = 69,643.64/x
  3. Step 3: Cross multiply
    126,230.24x = 174,198.66 × 69,643.64
  4. Step 4: Simplify right side
    126,230.24x = 12,131,828,765.52
  5. Step 5: Solve for x
    x = 12,131,828,765.52/126,230.24
  6. Step 6: Final answer
    x = 96,108.74

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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.