Home / 53,692.24-80,540.04-25,615.36

Finding the Fourth Proportional to 53,692.24, 80,540.04 and 25,615.36

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Solution

The fourth proportional to 53,692.24, 80,540.04 and 25,615.36 is: 38,423.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,692.24 : 80,540.04 = 25,615.36 : x
  2. Step 2: Convert to fraction form
    53,692.24/80,540.04 = 25,615.36/x
  3. Step 3: Cross multiply
    53,692.24x = 80,540.04 × 25,615.36
  4. Step 4: Simplify right side
    53,692.24x = 2,063,062,119.01
  5. Step 5: Solve for x
    x = 2,063,062,119.01/53,692.24
  6. Step 6: Final answer
    x = 38,423.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.