Home / 83,956.12-125,977.86-37,198

Finding the Fourth Proportional to 83,956.12, 125,977.86 and 37,198

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Solution

The fourth proportional to 83,956.12, 125,977.86 and 37,198 is: 55,816.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,956.12 : 125,977.86 = 37,198 : x
  2. Step 2: Convert to fraction form
    83,956.12/125,977.86 = 37,198/x
  3. Step 3: Cross multiply
    83,956.12x = 125,977.86 × 37,198
  4. Step 4: Simplify right side
    83,956.12x = 4,686,124,436.28
  5. Step 5: Solve for x
    x = 4,686,124,436.28/83,956.12
  6. Step 6: Final answer
    x = 55,816.35

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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.