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Finding the Fourth Proportional to 8,369.53, 11,545.08 and 5,183.34

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Solution

The fourth proportional to 8,369.53, 11,545.08 and 5,183.34 is: 7,150.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,369.53 : 11,545.08 = 5,183.34 : x
  2. Step 2: Convert to fraction form
    8,369.53/11,545.08 = 5,183.34/x
  3. Step 3: Cross multiply
    8,369.53x = 11,545.08 × 5,183.34
  4. Step 4: Simplify right side
    8,369.53x = 59,842,106.33
  5. Step 5: Solve for x
    x = 59,842,106.33/8,369.53
  6. Step 6: Final answer
    x = 7,150.00

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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.