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Finding the Fourth Proportional to 17,270.92, 25,906.92 and 5,585.32

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Solution

The fourth proportional to 17,270.92, 25,906.92 and 5,585.32 is: 8,378.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,270.92 : 25,906.92 = 5,585.32 : x
  2. Step 2: Convert to fraction form
    17,270.92/25,906.92 = 5,585.32/x
  3. Step 3: Cross multiply
    17,270.92x = 25,906.92 × 5,585.32
  4. Step 4: Simplify right side
    17,270.92x = 144,698,438.41
  5. Step 5: Solve for x
    x = 144,698,438.41/17,270.92
  6. Step 6: Final answer
    x = 8,378.15

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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.