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Finding the Fourth Proportional to 69,692.50, 96,176.82 and 37,861.43

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Solution

The fourth proportional to 69,692.50, 96,176.82 and 37,861.43 is: 52,249.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,692.50 : 96,176.82 = 37,861.43 : x
  2. Step 2: Convert to fraction form
    69,692.50/96,176.82 = 37,861.43/x
  3. Step 3: Cross multiply
    69,692.50x = 96,176.82 × 37,861.43
  4. Step 4: Simplify right side
    69,692.50x = 3,641,391,386.18
  5. Step 5: Solve for x
    x = 3,641,391,386.18/69,692.50
  6. Step 6: Final answer
    x = 52,249.40

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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.