Home / 34,118.11-51,177.17-13,327.03

Finding the Fourth Proportional to 34,118.11, 51,177.17 and 13,327.03

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Solution

The fourth proportional to 34,118.11, 51,177.17 and 13,327.03 is: 19,990.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,118.11 : 51,177.17 = 13,327.03 : x
  2. Step 2: Convert to fraction form
    34,118.11/51,177.17 = 13,327.03/x
  3. Step 3: Cross multiply
    34,118.11x = 51,177.17 × 13,327.03
  4. Step 4: Simplify right side
    34,118.11x = 682,039,774.53
  5. Step 5: Solve for x
    x = 682,039,774.53/34,118.11
  6. Step 6: Final answer
    x = 19,990.55

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1.5x scale

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.