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Finding the Fourth Proportional to 9,393.54, 14,084.05 and 5,636.86

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Solution

The fourth proportional to 9,393.54, 14,084.05 and 5,636.86 is: 8,451.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,393.54 : 14,084.05 = 5,636.86 : x
  2. Step 2: Convert to fraction form
    9,393.54/14,084.05 = 5,636.86/x
  3. Step 3: Cross multiply
    9,393.54x = 14,084.05 × 5,636.86
  4. Step 4: Simplify right side
    9,393.54x = 79,389,832.18
  5. Step 5: Solve for x
    x = 79,389,832.18/9,393.54
  6. Step 6: Final answer
    x = 8,451.54

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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.