Home / 196,347.92-270,960.15-109,133.02

Finding the Fourth Proportional to 196,347.92, 270,960.15 and 109,133.02

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Solution

The fourth proportional to 196,347.92, 270,960.15 and 109,133.02 is: 150,603.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,347.92 : 270,960.15 = 109,133.02 : x
  2. Step 2: Convert to fraction form
    196,347.92/270,960.15 = 109,133.02/x
  3. Step 3: Cross multiply
    196,347.92x = 270,960.15 × 109,133.02
  4. Step 4: Simplify right side
    196,347.92x = 29,570,700,217.10
  5. Step 5: Solve for x
    x = 29,570,700,217.10/196,347.92
  6. Step 6: Final answer
    x = 150,603.59

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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.