Home / 48,821.60-73,256.70-27,777.80

Finding the Fourth Proportional to 48,821.60, 73,256.70 and 27,777.80

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Solution

The fourth proportional to 48,821.60, 73,256.70 and 27,777.80 is: 41,680.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,821.60 : 73,256.70 = 27,777.80 : x
  2. Step 2: Convert to fraction form
    48,821.60/73,256.70 = 27,777.80/x
  3. Step 3: Cross multiply
    48,821.60x = 73,256.70 × 27,777.80
  4. Step 4: Simplify right side
    48,821.60x = 2,034,909,961.26
  5. Step 5: Solve for x
    x = 2,034,909,961.26/48,821.60
  6. Step 6: Final answer
    x = 41,680.53

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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.