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Finding the Fourth Proportional to 8,549.70, 11,793.84 and 5,012.23

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Solution

The fourth proportional to 8,549.70, 11,793.84 and 5,012.23 is: 6,914.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,549.70 : 11,793.84 = 5,012.23 : x
  2. Step 2: Convert to fraction form
    8,549.70/11,793.84 = 5,012.23/x
  3. Step 3: Cross multiply
    8,549.70x = 11,793.84 × 5,012.23
  4. Step 4: Simplify right side
    8,549.70x = 59,113,438.66
  5. Step 5: Solve for x
    x = 59,113,438.66/8,549.70
  6. Step 6: Final answer
    x = 6,914.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.