Home / 79,873.20-110,260.44-51,592.68

Finding the Fourth Proportional to 79,873.20, 110,260.44 and 51,592.68

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Solution

The fourth proportional to 79,873.20, 110,260.44 and 51,592.68 is: 71,220.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,873.20 : 110,260.44 = 51,592.68 : x
  2. Step 2: Convert to fraction form
    79,873.20/110,260.44 = 51,592.68/x
  3. Step 3: Cross multiply
    79,873.20x = 110,260.44 × 51,592.68
  4. Step 4: Simplify right side
    79,873.20x = 5,688,631,597.58
  5. Step 5: Solve for x
    x = 5,688,631,597.58/79,873.20
  6. Step 6: Final answer
    x = 71,220.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.