Home / 60,205.60-90,319.20-25,148.80

Finding the Fourth Proportional to 60,205.60, 90,319.20 and 25,148.80

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Solution

The fourth proportional to 60,205.60, 90,319.20 and 25,148.80 is: 37,727.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,205.60 : 90,319.20 = 25,148.80 : x
  2. Step 2: Convert to fraction form
    60,205.60/90,319.20 = 25,148.80/x
  3. Step 3: Cross multiply
    60,205.60x = 90,319.20 × 25,148.80
  4. Step 4: Simplify right side
    60,205.60x = 2,271,419,496.96
  5. Step 5: Solve for x
    x = 2,271,419,496.96/60,205.60
  6. Step 6: Final answer
    x = 37,727.71

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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.