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Finding the Fourth Proportional to 69,342.50, 95,692.08 and 37,511.48

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Solution

The fourth proportional to 69,342.50, 95,692.08 and 37,511.48 is: 51,765.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,342.50 : 95,692.08 = 37,511.48 : x
  2. Step 2: Convert to fraction form
    69,342.50/95,692.08 = 37,511.48/x
  3. Step 3: Cross multiply
    69,342.50x = 95,692.08 × 37,511.48
  4. Step 4: Simplify right side
    69,342.50x = 3,589,551,545.08
  5. Step 5: Solve for x
    x = 3,589,551,545.08/69,342.50
  6. Step 6: Final answer
    x = 51,765.53

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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.