Home / 194,865.86-268,937.57-162,102.39

Finding the Fourth Proportional to 194,865.86, 268,937.57 and 162,102.39

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Solution

The fourth proportional to 194,865.86, 268,937.57 and 162,102.39 is: 223,720.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,865.86 : 268,937.57 = 162,102.39 : x
  2. Step 2: Convert to fraction form
    194,865.86/268,937.57 = 162,102.39/x
  3. Step 3: Cross multiply
    194,865.86x = 268,937.57 × 162,102.39
  4. Step 4: Simplify right side
    194,865.86x = 43,595,422,857.79
  5. Step 5: Solve for x
    x = 43,595,422,857.79/194,865.86
  6. Step 6: Final answer
    x = 223,720.17

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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.