Home / 66,512.22-99,785.61-33,230.94

Finding the Fourth Proportional to 66,512.22, 99,785.61 and 33,230.94

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Solution

The fourth proportional to 66,512.22, 99,785.61 and 33,230.94 is: 49,855.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,512.22 : 99,785.61 = 33,230.94 : x
  2. Step 2: Convert to fraction form
    66,512.22/99,785.61 = 33,230.94/x
  3. Step 3: Cross multiply
    66,512.22x = 99,785.61 × 33,230.94
  4. Step 4: Simplify right side
    66,512.22x = 3,315,969,618.77
  5. Step 5: Solve for x
    x = 3,315,969,618.77/66,512.22
  6. Step 6: Final answer
    x = 49,855.04

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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.