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Finding the Fourth Proportional to 69,692.76, 96,175.92 and 37,861.44

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Solution

The fourth proportional to 69,692.76, 96,175.92 and 37,861.44 is: 52,248.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,692.76 : 96,175.92 = 37,861.44 : x
  2. Step 2: Convert to fraction form
    69,692.76/96,175.92 = 37,861.44/x
  3. Step 3: Cross multiply
    69,692.76x = 96,175.92 × 37,861.44
  4. Step 4: Simplify right side
    69,692.76x = 3,641,358,824.52
  5. Step 5: Solve for x
    x = 3,641,358,824.52/69,692.76
  6. Step 6: Final answer
    x = 52,248.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.