Home / 79,560.16-109,796.49-43,751.41

Finding the Fourth Proportional to 79,560.16, 109,796.49 and 43,751.41

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Solution

The fourth proportional to 79,560.16, 109,796.49 and 43,751.41 is: 60,378.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,560.16 : 109,796.49 = 43,751.41 : x
  2. Step 2: Convert to fraction form
    79,560.16/109,796.49 = 43,751.41/x
  3. Step 3: Cross multiply
    79,560.16x = 109,796.49 × 43,751.41
  4. Step 4: Simplify right side
    79,560.16x = 4,803,750,976.06
  5. Step 5: Solve for x
    x = 4,803,750,976.06/79,560.16
  6. Step 6: Final answer
    x = 60,378.85

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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.