Home / 39,220.20-54,096.50-25,787.16

Finding the Fourth Proportional to 39,220.20, 54,096.50 and 25,787.16

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Solution

The fourth proportional to 39,220.20, 54,096.50 and 25,787.16 is: 35,568.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,220.20 : 54,096.50 = 25,787.16 : x
  2. Step 2: Convert to fraction form
    39,220.20/54,096.50 = 25,787.16/x
  3. Step 3: Cross multiply
    39,220.20x = 54,096.50 × 25,787.16
  4. Step 4: Simplify right side
    39,220.20x = 1,394,995,100.94
  5. Step 5: Solve for x
    x = 1,394,995,100.94/39,220.20
  6. Step 6: Final answer
    x = 35,568.28

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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.