Home / 36,104.58-54,164.16-12,747.42

Finding the Fourth Proportional to 36,104.58, 54,164.16 and 12,747.42

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Solution

The fourth proportional to 36,104.58, 54,164.16 and 12,747.42 is: 19,123.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,104.58 : 54,164.16 = 12,747.42 : x
  2. Step 2: Convert to fraction form
    36,104.58/54,164.16 = 12,747.42/x
  3. Step 3: Cross multiply
    36,104.58x = 54,164.16 × 12,747.42
  4. Step 4: Simplify right side
    36,104.58x = 690,453,296.47
  5. Step 5: Solve for x
    x = 690,453,296.47/36,104.58
  6. Step 6: Final answer
    x = 19,123.70

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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.