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Finding the Fourth Proportional to 5,173.75, 7,147.04 and 4,614.04

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Solution

The fourth proportional to 5,173.75, 7,147.04 and 4,614.04 is: 6,373.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,173.75 : 7,147.04 = 4,614.04 : x
  2. Step 2: Convert to fraction form
    5,173.75/7,147.04 = 4,614.04/x
  3. Step 3: Cross multiply
    5,173.75x = 7,147.04 × 4,614.04
  4. Step 4: Simplify right side
    5,173.75x = 32,976,705.37
  5. Step 5: Solve for x
    x = 32,976,705.37/5,173.75
  6. Step 6: Final answer
    x = 6,373.85

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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.