Home / 194,201.82-268,081.35-130,576.50

Finding the Fourth Proportional to 194,201.82, 268,081.35 and 130,576.50

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Solution

The fourth proportional to 194,201.82, 268,081.35 and 130,576.50 is: 180,251.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,201.82 : 268,081.35 = 130,576.50 : x
  2. Step 2: Convert to fraction form
    194,201.82/268,081.35 = 130,576.50/x
  3. Step 3: Cross multiply
    194,201.82x = 268,081.35 × 130,576.50
  4. Step 4: Simplify right side
    194,201.82x = 35,005,124,398.28
  5. Step 5: Solve for x
    x = 35,005,124,398.28/194,201.82
  6. Step 6: Final answer
    x = 180,251.27

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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.