Home / 143,969.88-198,665.97-92,984.83

Finding the Fourth Proportional to 143,969.88, 198,665.97 and 92,984.83

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Solution

The fourth proportional to 143,969.88, 198,665.97 and 92,984.83 is: 128,311.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,969.88 : 198,665.97 = 92,984.83 : x
  2. Step 2: Convert to fraction form
    143,969.88/198,665.97 = 92,984.83/x
  3. Step 3: Cross multiply
    143,969.88x = 198,665.97 × 92,984.83
  4. Step 4: Simplify right side
    143,969.88x = 18,472,921,447.24
  5. Step 5: Solve for x
    x = 18,472,921,447.24/143,969.88
  6. Step 6: Final answer
    x = 128,311.02

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1.5x scale

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.