Home / 67,103.20-100,758.48-35,999.20

Finding the Fourth Proportional to 67,103.20, 100,758.48 and 35,999.20

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Solution

The fourth proportional to 67,103.20, 100,758.48 and 35,999.20 is: 54,054.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,103.20 : 100,758.48 = 35,999.20 : x
  2. Step 2: Convert to fraction form
    67,103.20/100,758.48 = 35,999.20/x
  3. Step 3: Cross multiply
    67,103.20x = 100,758.48 × 35,999.20
  4. Step 4: Simplify right side
    67,103.20x = 3,627,224,673.22
  5. Step 5: Solve for x
    x = 3,627,224,673.22/67,103.20
  6. Step 6: Final answer
    x = 54,054.42

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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.