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Finding the Fourth Proportional to 18,859.33, 26,004.40 and 12,044.17

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Solution

The fourth proportional to 18,859.33, 26,004.40 and 12,044.17 is: 16,607.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,859.33 : 26,004.40 = 12,044.17 : x
  2. Step 2: Convert to fraction form
    18,859.33/26,004.40 = 12,044.17/x
  3. Step 3: Cross multiply
    18,859.33x = 26,004.40 × 12,044.17
  4. Step 4: Simplify right side
    18,859.33x = 313,201,414.35
  5. Step 5: Solve for x
    x = 313,201,414.35/18,859.33
  6. Step 6: Final answer
    x = 16,607.24

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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.