Home / 79,560.36-109,794.66-43,751.88

Finding the Fourth Proportional to 79,560.36, 109,794.66 and 43,751.88

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Solution

The fourth proportional to 79,560.36, 109,794.66 and 43,751.88 is: 60,378.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,560.36 : 109,794.66 = 43,751.88 : x
  2. Step 2: Convert to fraction form
    79,560.36/109,794.66 = 43,751.88/x
  3. Step 3: Cross multiply
    79,560.36x = 109,794.66 × 43,751.88
  4. Step 4: Simplify right side
    79,560.36x = 4,803,722,788.96
  5. Step 5: Solve for x
    x = 4,803,722,788.96/79,560.36
  6. Step 6: Final answer
    x = 60,378.34

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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.