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Finding the Fourth Proportional to 103,999.67, 156,022.84 and 32,926.56

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Solution

The fourth proportional to 103,999.67, 156,022.84 and 32,926.56 is: 49,397.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,999.67 : 156,022.84 = 32,926.56 : x
  2. Step 2: Convert to fraction form
    103,999.67/156,022.84 = 32,926.56/x
  3. Step 3: Cross multiply
    103,999.67x = 156,022.84 × 32,926.56
  4. Step 4: Simplify right side
    103,999.67x = 5,137,294,898.95
  5. Step 5: Solve for x
    x = 5,137,294,898.95/103,999.67
  6. Step 6: Final answer
    x = 49,397.22

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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.