Home / 103,909.44-155,851.20-41,580.48

Finding the Fourth Proportional to 103,909.44, 155,851.20 and 41,580.48

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Solution

The fourth proportional to 103,909.44, 155,851.20 and 41,580.48 is: 62,365.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,909.44 : 155,851.20 = 41,580.48 : x
  2. Step 2: Convert to fraction form
    103,909.44/155,851.20 = 41,580.48/x
  3. Step 3: Cross multiply
    103,909.44x = 155,851.20 × 41,580.48
  4. Step 4: Simplify right side
    103,909.44x = 6,480,367,704.58
  5. Step 5: Solve for x
    x = 6,480,367,704.58/103,909.44
  6. Step 6: Final answer
    x = 62,365.53

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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.