Home / 36,759.40-55,221.10-22,729.80

Finding the Fourth Proportional to 36,759.40, 55,221.10 and 22,729.80

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Solution

The fourth proportional to 36,759.40, 55,221.10 and 22,729.80 is: 34,145.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,759.40 : 55,221.10 = 22,729.80 : x
  2. Step 2: Convert to fraction form
    36,759.40/55,221.10 = 22,729.80/x
  3. Step 3: Cross multiply
    36,759.40x = 55,221.10 × 22,729.80
  4. Step 4: Simplify right side
    36,759.40x = 1,255,164,558.78
  5. Step 5: Solve for x
    x = 1,255,164,558.78/36,759.40
  6. Step 6: Final answer
    x = 34,145.40

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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.