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Finding the Fourth Proportional to 104,574.30, 156,947.85 and 48,500.70

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Solution

The fourth proportional to 104,574.30, 156,947.85 and 48,500.70 is: 72,791.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,574.30 : 156,947.85 = 48,500.70 : x
  2. Step 2: Convert to fraction form
    104,574.30/156,947.85 = 48,500.70/x
  3. Step 3: Cross multiply
    104,574.30x = 156,947.85 × 48,500.70
  4. Step 4: Simplify right side
    104,574.30x = 7,612,080,588.50
  5. Step 5: Solve for x
    x = 7,612,080,588.50/104,574.30
  6. Step 6: Final answer
    x = 72,791.12

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.