Home / 194,025.78-291,226.37-140,046.12

Finding the Fourth Proportional to 194,025.78, 291,226.37 and 140,046.12

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Solution

The fourth proportional to 194,025.78, 291,226.37 and 140,046.12 is: 210,204.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,025.78 : 291,226.37 = 140,046.12 : x
  2. Step 2: Convert to fraction form
    194,025.78/291,226.37 = 140,046.12/x
  3. Step 3: Cross multiply
    194,025.78x = 291,226.37 × 140,046.12
  4. Step 4: Simplify right side
    194,025.78x = 40,785,122,432.12
  5. Step 5: Solve for x
    x = 40,785,122,432.12/194,025.78
  6. Step 6: Final answer
    x = 210,204.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.