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Finding the Fourth Proportional to 14,759, 20,366.89 and 8,044.48

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Solution

The fourth proportional to 14,759, 20,366.89 and 8,044.48 is: 11,101.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,759 : 20,366.89 = 8,044.48 : x
  2. Step 2: Convert to fraction form
    14,759/20,366.89 = 8,044.48/x
  3. Step 3: Cross multiply
    14,759x = 20,366.89 × 8,044.48
  4. Step 4: Simplify right side
    14,759x = 163,841,039.27
  5. Step 5: Solve for x
    x = 163,841,039.27/14,759
  6. Step 6: Final answer
    x = 11,101.09

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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.