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Finding the Fourth Proportional to 71,166.49, 106,667.55 and 26,764.90

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Solution

The fourth proportional to 71,166.49, 106,667.55 and 26,764.90 is: 40,116.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,166.49 : 106,667.55 = 26,764.90 : x
  2. Step 2: Convert to fraction form
    71,166.49/106,667.55 = 26,764.90/x
  3. Step 3: Cross multiply
    71,166.49x = 106,667.55 × 26,764.90
  4. Step 4: Simplify right side
    71,166.49x = 2,854,946,309.00
  5. Step 5: Solve for x
    x = 2,854,946,309.00/71,166.49
  6. Step 6: Final answer
    x = 40,116.44

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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.