Home / 102,622.80-141,651.72-60,198.48

Finding the Fourth Proportional to 102,622.80, 141,651.72 and 60,198.48

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Solution

The fourth proportional to 102,622.80, 141,651.72 and 60,198.48 is: 83,092.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,622.80 : 141,651.72 = 60,198.48 : x
  2. Step 2: Convert to fraction form
    102,622.80/141,651.72 = 60,198.48/x
  3. Step 3: Cross multiply
    102,622.80x = 141,651.72 × 60,198.48
  4. Step 4: Simplify right side
    102,622.80x = 8,527,218,233.39
  5. Step 5: Solve for x
    x = 8,527,218,233.39/102,622.80
  6. Step 6: Final answer
    x = 83,092.82

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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.