Home / 38,720.43-53,452.97-25,968.96

Finding the Fourth Proportional to 38,720.43, 53,452.97 and 25,968.96

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Solution

The fourth proportional to 38,720.43, 53,452.97 and 25,968.96 is: 35,849.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,720.43 : 53,452.97 = 25,968.96 : x
  2. Step 2: Convert to fraction form
    38,720.43/53,452.97 = 25,968.96/x
  3. Step 3: Cross multiply
    38,720.43x = 53,452.97 × 25,968.96
  4. Step 4: Simplify right side
    38,720.43x = 1,388,117,709.52
  5. Step 5: Solve for x
    x = 1,388,117,709.52/38,720.43
  6. Step 6: Final answer
    x = 35,849.75

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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.