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Finding the Fourth Proportional to 61,236.90, 91,769.82 and 33,096.30

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Solution

The fourth proportional to 61,236.90, 91,769.82 and 33,096.30 is: 49,598.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,236.90 : 91,769.82 = 33,096.30 : x
  2. Step 2: Convert to fraction form
    61,236.90/91,769.82 = 33,096.30/x
  3. Step 3: Cross multiply
    61,236.90x = 91,769.82 × 33,096.30
  4. Step 4: Simplify right side
    61,236.90x = 3,037,241,493.67
  5. Step 5: Solve for x
    x = 3,037,241,493.67/61,236.90
  6. Step 6: Final answer
    x = 49,598.22

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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.