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Finding the Fourth Proportional to 17,362.80, 26,044.20 and 8,614.80

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Solution

The fourth proportional to 17,362.80, 26,044.20 and 8,614.80 is: 12,922.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,362.80 : 26,044.20 = 8,614.80 : x
  2. Step 2: Convert to fraction form
    17,362.80/26,044.20 = 8,614.80/x
  3. Step 3: Cross multiply
    17,362.80x = 26,044.20 × 8,614.80
  4. Step 4: Simplify right side
    17,362.80x = 224,365,574.16
  5. Step 5: Solve for x
    x = 224,365,574.16/17,362.80
  6. Step 6: Final answer
    x = 12,922.20

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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.