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Finding the Fourth Proportional to 66,522.03, 99,801.27 and 33,201.87

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Solution

The fourth proportional to 66,522.03, 99,801.27 and 33,201.87 is: 49,811.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,522.03 : 99,801.27 = 33,201.87 : x
  2. Step 2: Convert to fraction form
    66,522.03/99,801.27 = 33,201.87/x
  3. Step 3: Cross multiply
    66,522.03x = 99,801.27 × 33,201.87
  4. Step 4: Simplify right side
    66,522.03x = 3,313,588,792.37
  5. Step 5: Solve for x
    x = 3,313,588,792.37/66,522.03
  6. Step 6: Final answer
    x = 49,811.90

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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.