Home / 48,859.20-73,245.60-29,116.80

Finding the Fourth Proportional to 48,859.20, 73,245.60 and 29,116.80

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Solution

The fourth proportional to 48,859.20, 73,245.60 and 29,116.80 is: 43,649.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,859.20 : 73,245.60 = 29,116.80 : x
  2. Step 2: Convert to fraction form
    48,859.20/73,245.60 = 29,116.80/x
  3. Step 3: Cross multiply
    48,859.20x = 73,245.60 × 29,116.80
  4. Step 4: Simplify right side
    48,859.20x = 2,132,677,486.08
  5. Step 5: Solve for x
    x = 2,132,677,486.08/48,859.20
  6. Step 6: Final answer
    x = 43,649.46

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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.