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Finding the Fourth Proportional to 5,867.80, 8,803.02 and 2,170.03

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Solution

The fourth proportional to 5,867.80, 8,803.02 and 2,170.03 is: 3,255.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,867.80 : 8,803.02 = 2,170.03 : x
  2. Step 2: Convert to fraction form
    5,867.80/8,803.02 = 2,170.03/x
  3. Step 3: Cross multiply
    5,867.80x = 8,803.02 × 2,170.03
  4. Step 4: Simplify right side
    5,867.80x = 19,102,792.49
  5. Step 5: Solve for x
    x = 19,102,792.49/5,867.80
  6. Step 6: Final answer
    x = 3,255.53

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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.