Home / 39,693.85-54,761.87-25,554.89

Finding the Fourth Proportional to 39,693.85, 54,761.87 and 25,554.89

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Solution

The fourth proportional to 39,693.85, 54,761.87 and 25,554.89 is: 35,255.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,693.85 : 54,761.87 = 25,554.89 : x
  2. Step 2: Convert to fraction form
    39,693.85/54,761.87 = 25,554.89/x
  3. Step 3: Cross multiply
    39,693.85x = 54,761.87 × 25,554.89
  4. Step 4: Simplify right side
    39,693.85x = 1,399,433,764.84
  5. Step 5: Solve for x
    x = 1,399,433,764.84/39,693.85
  6. Step 6: Final answer
    x = 35,255.68

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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.