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Finding the Fourth Proportional to 104,092.20, 156,211.20 and 44,970.30

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Solution

The fourth proportional to 104,092.20, 156,211.20 and 44,970.30 is: 67,486.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,092.20 : 156,211.20 = 44,970.30 : x
  2. Step 2: Convert to fraction form
    104,092.20/156,211.20 = 44,970.30/x
  3. Step 3: Cross multiply
    104,092.20x = 156,211.20 × 44,970.30
  4. Step 4: Simplify right side
    104,092.20x = 7,024,864,527.36
  5. Step 5: Solve for x
    x = 7,024,864,527.36/104,092.20
  6. Step 6: Final answer
    x = 67,486.94

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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.