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Finding the Fourth Proportional to 26,604.80, 39,908.23 and 9,963.11

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Solution

The fourth proportional to 26,604.80, 39,908.23 and 9,963.11 is: 14,945.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,604.80 : 39,908.23 = 9,963.11 : x
  2. Step 2: Convert to fraction form
    26,604.80/39,908.23 = 9,963.11/x
  3. Step 3: Cross multiply
    26,604.80x = 39,908.23 × 9,963.11
  4. Step 4: Simplify right side
    26,604.80x = 397,610,160.26
  5. Step 5: Solve for x
    x = 397,610,160.26/26,604.80
  6. Step 6: Final answer
    x = 14,945.05

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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.