Home / 194,139.84-267,921.60-109,262.40

Finding the Fourth Proportional to 194,139.84, 267,921.60 and 109,262.40

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Solution

The fourth proportional to 194,139.84, 267,921.60 and 109,262.40 is: 150,786.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,139.84 : 267,921.60 = 109,262.40 : x
  2. Step 2: Convert to fraction form
    194,139.84/267,921.60 = 109,262.40/x
  3. Step 3: Cross multiply
    194,139.84x = 267,921.60 × 109,262.40
  4. Step 4: Simplify right side
    194,139.84x = 29,273,757,027.84
  5. Step 5: Solve for x
    x = 29,273,757,027.84/194,139.84
  6. Step 6: Final answer
    x = 150,786.96

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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.