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Finding the Fourth Proportional to 71,994.74, 108,012.83 and 22,082.16

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Solution

The fourth proportional to 71,994.74, 108,012.83 and 22,082.16 is: 33,129.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,994.74 : 108,012.83 = 22,082.16 : x
  2. Step 2: Convert to fraction form
    71,994.74/108,012.83 = 22,082.16/x
  3. Step 3: Cross multiply
    71,994.74x = 108,012.83 × 22,082.16
  4. Step 4: Simplify right side
    71,994.74x = 2,385,156,594.11
  5. Step 5: Solve for x
    x = 2,385,156,594.11/71,994.74
  6. Step 6: Final answer
    x = 33,129.60

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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.