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Finding the Fourth Proportional to 61,769.50, 85,241.98 and 33,475.19

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Solution

The fourth proportional to 61,769.50, 85,241.98 and 33,475.19 is: 46,195.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,769.50 : 85,241.98 = 33,475.19 : x
  2. Step 2: Convert to fraction form
    61,769.50/85,241.98 = 33,475.19/x
  3. Step 3: Cross multiply
    61,769.50x = 85,241.98 × 33,475.19
  4. Step 4: Simplify right side
    61,769.50x = 2,853,491,476.48
  5. Step 5: Solve for x
    x = 2,853,491,476.48/61,769.50
  6. Step 6: Final answer
    x = 46,195.80

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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.