Home / 79,790.94-110,113.83-43,981.38

Finding the Fourth Proportional to 79,790.94, 110,113.83 and 43,981.38

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Solution

The fourth proportional to 79,790.94, 110,113.83 and 43,981.38 is: 60,695.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,790.94 : 110,113.83 = 43,981.38 : x
  2. Step 2: Convert to fraction form
    79,790.94/110,113.83 = 43,981.38/x
  3. Step 3: Cross multiply
    79,790.94x = 110,113.83 × 43,981.38
  4. Step 4: Simplify right side
    79,790.94x = 4,842,958,200.49
  5. Step 5: Solve for x
    x = 4,842,958,200.49/79,790.94
  6. Step 6: Final answer
    x = 60,695.59

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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.