Home / 199,660.56-275,542.74-109,024.95

Finding the Fourth Proportional to 199,660.56, 275,542.74 and 109,024.95

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Solution

The fourth proportional to 199,660.56, 275,542.74 and 109,024.95 is: 150,460.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,660.56 : 275,542.74 = 109,024.95 : x
  2. Step 2: Convert to fraction form
    199,660.56/275,542.74 = 109,024.95/x
  3. Step 3: Cross multiply
    199,660.56x = 275,542.74 × 109,024.95
  4. Step 4: Simplify right side
    199,660.56x = 30,041,033,451.36
  5. Step 5: Solve for x
    x = 30,041,033,451.36/199,660.56
  6. Step 6: Final answer
    x = 150,460.53

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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.