Home / 79,919.66-110,289.58-44,109.78

Finding the Fourth Proportional to 79,919.66, 110,289.58 and 44,109.78

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Solution

The fourth proportional to 79,919.66, 110,289.58 and 44,109.78 is: 60,871.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,919.66 : 110,289.58 = 44,109.78 : x
  2. Step 2: Convert to fraction form
    79,919.66/110,289.58 = 44,109.78/x
  3. Step 3: Cross multiply
    79,919.66x = 110,289.58 × 44,109.78
  4. Step 4: Simplify right side
    79,919.66x = 4,864,849,110.09
  5. Step 5: Solve for x
    x = 4,864,849,110.09/79,919.66
  6. Step 6: Final answer
    x = 60,871.74

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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.