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Finding the Fourth Proportional to 18,984, 26,197.92 and 10,600.56

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Solution

The fourth proportional to 18,984, 26,197.92 and 10,600.56 is: 14,628.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,984 : 26,197.92 = 10,600.56 : x
  2. Step 2: Convert to fraction form
    18,984/26,197.92 = 10,600.56/x
  3. Step 3: Cross multiply
    18,984x = 26,197.92 × 10,600.56
  4. Step 4: Simplify right side
    18,984x = 277,712,622.84
  5. Step 5: Solve for x
    x = 277,712,622.84/18,984
  6. Step 6: Final answer
    x = 14,628.77

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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.