Home / 139,581.06-192,604.38-94,357.44

Finding the Fourth Proportional to 139,581.06, 192,604.38 and 94,357.44

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Solution

The fourth proportional to 139,581.06, 192,604.38 and 94,357.44 is: 130,201.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,581.06 : 192,604.38 = 94,357.44 : x
  2. Step 2: Convert to fraction form
    139,581.06/192,604.38 = 94,357.44/x
  3. Step 3: Cross multiply
    139,581.06x = 192,604.38 × 94,357.44
  4. Step 4: Simplify right side
    139,581.06x = 18,173,656,229.59
  5. Step 5: Solve for x
    x = 18,173,656,229.59/139,581.06
  6. Step 6: Final answer
    x = 130,201.45

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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.