Home / 83,932.20-115,846.20-52,125.12

Finding the Fourth Proportional to 83,932.20, 115,846.20 and 52,125.12

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Solution

The fourth proportional to 83,932.20, 115,846.20 and 52,125.12 is: 71,944.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,932.20 : 115,846.20 = 52,125.12 : x
  2. Step 2: Convert to fraction form
    83,932.20/115,846.20 = 52,125.12/x
  3. Step 3: Cross multiply
    83,932.20x = 115,846.20 × 52,125.12
  4. Step 4: Simplify right side
    83,932.20x = 6,038,497,076.54
  5. Step 5: Solve for x
    x = 6,038,497,076.54/83,932.20
  6. Step 6: Final answer
    x = 71,944.94

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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.