Home / 79,014.56-109,040.19-43,204.73

Finding the Fourth Proportional to 79,014.56, 109,040.19 and 43,204.73

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Solution

The fourth proportional to 79,014.56, 109,040.19 and 43,204.73 is: 59,622.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,014.56 : 109,040.19 = 43,204.73 : x
  2. Step 2: Convert to fraction form
    79,014.56/109,040.19 = 43,204.73/x
  3. Step 3: Cross multiply
    79,014.56x = 109,040.19 × 43,204.73
  4. Step 4: Simplify right side
    79,014.56x = 4,711,051,968.10
  5. Step 5: Solve for x
    x = 4,711,051,968.10/79,014.56
  6. Step 6: Final answer
    x = 59,622.58

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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.