Home / 39,199.46-54,065.44-27,120.06

Finding the Fourth Proportional to 39,199.46, 54,065.44 and 27,120.06

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Solution

The fourth proportional to 39,199.46, 54,065.44 and 27,120.06 is: 37,405.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,199.46 : 54,065.44 = 27,120.06 : x
  2. Step 2: Convert to fraction form
    39,199.46/54,065.44 = 27,120.06/x
  3. Step 3: Cross multiply
    39,199.46x = 54,065.44 × 27,120.06
  4. Step 4: Simplify right side
    39,199.46x = 1,466,257,976.73
  5. Step 5: Solve for x
    x = 1,466,257,976.73/39,199.46
  6. Step 6: Final answer
    x = 37,405.06

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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.