Home / 39,758.70-54,872.19-25,652.58

Finding the Fourth Proportional to 39,758.70, 54,872.19 and 25,652.58

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Solution

The fourth proportional to 39,758.70, 54,872.19 and 25,652.58 is: 35,403.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,758.70 : 54,872.19 = 25,652.58 : x
  2. Step 2: Convert to fraction form
    39,758.70/54,872.19 = 25,652.58/x
  3. Step 3: Cross multiply
    39,758.70x = 54,872.19 × 25,652.58
  4. Step 4: Simplify right side
    39,758.70x = 1,407,613,243.75
  5. Step 5: Solve for x
    x = 1,407,613,243.75/39,758.70
  6. Step 6: Final answer
    x = 35,403.91

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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.