Home / 196,353.20-270,889.44-113,551.88

Finding the Fourth Proportional to 196,353.20, 270,889.44 and 113,551.88

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Solution

The fourth proportional to 196,353.20, 270,889.44 and 113,551.88 is: 156,656.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,353.20 : 270,889.44 = 113,551.88 : x
  2. Step 2: Convert to fraction form
    196,353.20/270,889.44 = 113,551.88/x
  3. Step 3: Cross multiply
    196,353.20x = 270,889.44 × 113,551.88
  4. Step 4: Simplify right side
    196,353.20x = 30,760,005,184.15
  5. Step 5: Solve for x
    x = 30,760,005,184.15/196,353.20
  6. Step 6: Final answer
    x = 156,656.50

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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.