Home / 194,950.92-268,920.02-117,372.64

Finding the Fourth Proportional to 194,950.92, 268,920.02 and 117,372.64

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Solution

The fourth proportional to 194,950.92, 268,920.02 and 117,372.64 is: 161,906.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,950.92 : 268,920.02 = 117,372.64 : x
  2. Step 2: Convert to fraction form
    194,950.92/268,920.02 = 117,372.64/x
  3. Step 3: Cross multiply
    194,950.92x = 268,920.02 × 117,372.64
  4. Step 4: Simplify right side
    194,950.92x = 31,563,851,351.65
  5. Step 5: Solve for x
    x = 31,563,851,351.65/194,950.92
  6. Step 6: Final answer
    x = 161,906.66

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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.