Home / 79,949.68-110,327.65-43,650.45

Finding the Fourth Proportional to 79,949.68, 110,327.65 and 43,650.45

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Solution

The fourth proportional to 79,949.68, 110,327.65 and 43,650.45 is: 60,236.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,949.68 : 110,327.65 = 43,650.45 : x
  2. Step 2: Convert to fraction form
    79,949.68/110,327.65 = 43,650.45/x
  3. Step 3: Cross multiply
    79,949.68x = 110,327.65 × 43,650.45
  4. Step 4: Simplify right side
    79,949.68x = 4,815,851,460.82
  5. Step 5: Solve for x
    x = 4,815,851,460.82/79,949.68
  6. Step 6: Final answer
    x = 60,236.03

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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.