Home / 194,268.78-291,408.64-54,027.41

Finding the Fourth Proportional to 194,268.78, 291,408.64 and 54,027.41

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Solution

The fourth proportional to 194,268.78, 291,408.64 and 54,027.41 is: 81,042.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,268.78 : 291,408.64 = 54,027.41 : x
  2. Step 2: Convert to fraction form
    194,268.78/291,408.64 = 54,027.41/x
  3. Step 3: Cross multiply
    194,268.78x = 291,408.64 × 54,027.41
  4. Step 4: Simplify right side
    194,268.78x = 15,744,052,478.71
  5. Step 5: Solve for x
    x = 15,744,052,478.71/194,268.78
  6. Step 6: Final answer
    x = 81,042.63

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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.