Home / 39,197.42-54,114.89-25,807.60

Finding the Fourth Proportional to 39,197.42, 54,114.89 and 25,807.60

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Solution

The fourth proportional to 39,197.42, 54,114.89 and 25,807.60 is: 35,629.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,197.42 : 54,114.89 = 25,807.60 : x
  2. Step 2: Convert to fraction form
    39,197.42/54,114.89 = 25,807.60/x
  3. Step 3: Cross multiply
    39,197.42x = 54,114.89 × 25,807.60
  4. Step 4: Simplify right side
    39,197.42x = 1,396,575,170.84
  5. Step 5: Solve for x
    x = 1,396,575,170.84/39,197.42
  6. Step 6: Final answer
    x = 35,629.26

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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.