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Finding the Fourth Proportional to 26,812.21, 40,213.04 and 9,041.14

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Solution

The fourth proportional to 26,812.21, 40,213.04 and 9,041.14 is: 13,559.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,812.21 : 40,213.04 = 9,041.14 : x
  2. Step 2: Convert to fraction form
    26,812.21/40,213.04 = 9,041.14/x
  3. Step 3: Cross multiply
    26,812.21x = 40,213.04 × 9,041.14
  4. Step 4: Simplify right side
    26,812.21x = 363,571,679.26
  5. Step 5: Solve for x
    x = 363,571,679.26/26,812.21
  6. Step 6: Final answer
    x = 13,559.93

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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.