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Finding the Fourth Proportional to 26,561.84, 36,640.04 and 16,608.56

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Solution

The fourth proportional to 26,561.84, 36,640.04 and 16,608.56 is: 22,910.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,561.84 : 36,640.04 = 16,608.56 : x
  2. Step 2: Convert to fraction form
    26,561.84/36,640.04 = 16,608.56/x
  3. Step 3: Cross multiply
    26,561.84x = 36,640.04 × 16,608.56
  4. Step 4: Simplify right side
    26,561.84x = 608,538,302.74
  5. Step 5: Solve for x
    x = 608,538,302.74/26,561.84
  6. Step 6: Final answer
    x = 22,910.25

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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.