Home / 194,920.20-268,992.12-114,349.10

Finding the Fourth Proportional to 194,920.20, 268,992.12 and 114,349.10

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Solution

The fourth proportional to 194,920.20, 268,992.12 and 114,349.10 is: 157,803.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,920.20 : 268,992.12 = 114,349.10 : x
  2. Step 2: Convert to fraction form
    194,920.20/268,992.12 = 114,349.10/x
  3. Step 3: Cross multiply
    194,920.20x = 268,992.12 × 114,349.10
  4. Step 4: Simplify right side
    194,920.20x = 30,759,006,829.09
  5. Step 5: Solve for x
    x = 30,759,006,829.09/194,920.20
  6. Step 6: Final answer
    x = 157,803.07

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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.