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Finding the Fourth Proportional to 104,266.98, 156,439.62 and 48,133.98

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Solution

The fourth proportional to 104,266.98, 156,439.62 and 48,133.98 is: 72,219.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,266.98 : 156,439.62 = 48,133.98 : x
  2. Step 2: Convert to fraction form
    104,266.98/156,439.62 = 48,133.98/x
  3. Step 3: Cross multiply
    104,266.98x = 156,439.62 × 48,133.98
  4. Step 4: Simplify right side
    104,266.98x = 7,530,061,540.29
  5. Step 5: Solve for x
    x = 7,530,061,540.29/104,266.98
  6. Step 6: Final answer
    x = 72,219.04

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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.