Home / 63,027.28-86,981.07-36,169.57

Finding the Fourth Proportional to 63,027.28, 86,981.07 and 36,169.57

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Solution

The fourth proportional to 63,027.28, 86,981.07 and 36,169.57 is: 49,915.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,027.28 : 86,981.07 = 36,169.57 : x
  2. Step 2: Convert to fraction form
    63,027.28/86,981.07 = 36,169.57/x
  3. Step 3: Cross multiply
    63,027.28x = 86,981.07 × 36,169.57
  4. Step 4: Simplify right side
    63,027.28x = 3,146,067,900.04
  5. Step 5: Solve for x
    x = 3,146,067,900.04/63,027.28
  6. Step 6: Final answer
    x = 49,915.97

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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.