Home / 194,865.85-268,937.56-162,102.39

Finding the Fourth Proportional to 194,865.85, 268,937.56 and 162,102.39

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Solution

The fourth proportional to 194,865.85, 268,937.56 and 162,102.39 is: 223,720.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,865.85 : 268,937.56 = 162,102.39 : x
  2. Step 2: Convert to fraction form
    194,865.85/268,937.56 = 162,102.39/x
  3. Step 3: Cross multiply
    194,865.85x = 268,937.56 × 162,102.39
  4. Step 4: Simplify right side
    194,865.85x = 43,595,419,892.08
  5. Step 5: Solve for x
    x = 43,595,419,892.08/194,865.85
  6. Step 6: Final answer
    x = 223,720.16

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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.