Home / 131,818.73-197,728.07-52,932.96

Finding the Fourth Proportional to 131,818.73, 197,728.07 and 52,932.96

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Solution

The fourth proportional to 131,818.73, 197,728.07 and 52,932.96 is: 79,399.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,818.73 : 197,728.07 = 52,932.96 : x
  2. Step 2: Convert to fraction form
    131,818.73/197,728.07 = 52,932.96/x
  3. Step 3: Cross multiply
    131,818.73x = 197,728.07 × 52,932.96
  4. Step 4: Simplify right side
    131,818.73x = 10,466,331,755.52
  5. Step 5: Solve for x
    x = 10,466,331,755.52/131,818.73
  6. Step 6: Final answer
    x = 79,399.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.