Home / 131,896.38-197,844.68-92,628.79

Finding the Fourth Proportional to 131,896.38, 197,844.68 and 92,628.79

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Solution

The fourth proportional to 131,896.38, 197,844.68 and 92,628.79 is: 138,943.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,896.38 : 197,844.68 = 92,628.79 : x
  2. Step 2: Convert to fraction form
    131,896.38/197,844.68 = 92,628.79/x
  3. Step 3: Cross multiply
    131,896.38x = 197,844.68 × 92,628.79
  4. Step 4: Simplify right side
    131,896.38x = 18,326,113,088.70
  5. Step 5: Solve for x
    x = 18,326,113,088.70/131,896.38
  6. Step 6: Final answer
    x = 138,943.27

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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.