Home / 79,375.56-109,541.07-43,566.54

Finding the Fourth Proportional to 79,375.56, 109,541.07 and 43,566.54

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Solution

The fourth proportional to 79,375.56, 109,541.07 and 43,566.54 is: 60,123.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,375.56 : 109,541.07 = 43,566.54 : x
  2. Step 2: Convert to fraction form
    79,375.56/109,541.07 = 43,566.54/x
  3. Step 3: Cross multiply
    79,375.56x = 109,541.07 × 43,566.54
  4. Step 4: Simplify right side
    79,375.56x = 4,772,325,407.80
  5. Step 5: Solve for x
    x = 4,772,325,407.80/79,375.56
  6. Step 6: Final answer
    x = 60,123.36

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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.