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Finding the Fourth Proportional to 66,692.84, 100,067.33 and 29,233.58

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Solution

The fourth proportional to 66,692.84, 100,067.33 and 29,233.58 is: 43,862.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,692.84 : 100,067.33 = 29,233.58 : x
  2. Step 2: Convert to fraction form
    66,692.84/100,067.33 = 29,233.58/x
  3. Step 3: Cross multiply
    66,692.84x = 100,067.33 × 29,233.58
  4. Step 4: Simplify right side
    66,692.84x = 2,925,325,869.69
  5. Step 5: Solve for x
    x = 2,925,325,869.69/66,692.84
  6. Step 6: Final answer
    x = 43,862.67

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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.