Home / 194,291.88-268,160.49-109,409.46

Finding the Fourth Proportional to 194,291.88, 268,160.49 and 109,409.46

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Solution

The fourth proportional to 194,291.88, 268,160.49 and 109,409.46 is: 151,006.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,291.88 : 268,160.49 = 109,409.46 : x
  2. Step 2: Convert to fraction form
    194,291.88/268,160.49 = 109,409.46/x
  3. Step 3: Cross multiply
    194,291.88x = 268,160.49 × 109,409.46
  4. Step 4: Simplify right side
    194,291.88x = 29,339,294,404.24
  5. Step 5: Solve for x
    x = 29,339,294,404.24/194,291.88
  6. Step 6: Final answer
    x = 151,006.28

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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.