Home / 45,530.00-68,286.68-12,242.27

Finding the Fourth Proportional to 45,530.00, 68,286.68 and 12,242.27

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Solution

The fourth proportional to 45,530.00, 68,286.68 and 12,242.27 is: 18,361.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,530.00 : 68,286.68 = 12,242.27 : x
  2. Step 2: Convert to fraction form
    45,530.00/68,286.68 = 12,242.27/x
  3. Step 3: Cross multiply
    45,530.00x = 68,286.68 × 12,242.27
  4. Step 4: Simplify right side
    45,530.00x = 835,984,129.38
  5. Step 5: Solve for x
    x = 835,984,129.38/45,530.00
  6. Step 6: Final answer
    x = 18,361.17

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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.