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Finding the Fourth Proportional to 26,864.80, 40,220.40 and 16,496.80

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Solution

The fourth proportional to 26,864.80, 40,220.40 and 16,496.80 is: 24,698.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,864.80 : 40,220.40 = 16,496.80 : x
  2. Step 2: Convert to fraction form
    26,864.80/40,220.40 = 16,496.80/x
  3. Step 3: Cross multiply
    26,864.80x = 40,220.40 × 16,496.80
  4. Step 4: Simplify right side
    26,864.80x = 663,507,894.72
  5. Step 5: Solve for x
    x = 663,507,894.72/26,864.80
  6. Step 6: Final answer
    x = 24,698.04

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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.