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Finding the Fourth Proportional to 26,797.58, 40,203.04 and 8,077.20

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Solution

The fourth proportional to 26,797.58, 40,203.04 and 8,077.20 is: 12,117.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,797.58 : 40,203.04 = 8,077.20 : x
  2. Step 2: Convert to fraction form
    26,797.58/40,203.04 = 8,077.20/x
  3. Step 3: Cross multiply
    26,797.58x = 40,203.04 × 8,077.20
  4. Step 4: Simplify right side
    26,797.58x = 324,727,994.69
  5. Step 5: Solve for x
    x = 324,727,994.69/26,797.58
  6. Step 6: Final answer
    x = 12,117.81

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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.