Home / 45,526.07-68,286.68-13,936.15

Finding the Fourth Proportional to 45,526.07, 68,286.68 and 13,936.15

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Solution

The fourth proportional to 45,526.07, 68,286.68 and 13,936.15 is: 20,903.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,526.07 : 68,286.68 = 13,936.15 : x
  2. Step 2: Convert to fraction form
    45,526.07/68,286.68 = 13,936.15/x
  3. Step 3: Cross multiply
    45,526.07x = 68,286.68 × 13,936.15
  4. Step 4: Simplify right side
    45,526.07x = 951,653,415.48
  5. Step 5: Solve for x
    x = 951,653,415.48/45,526.07
  6. Step 6: Final answer
    x = 20,903.48

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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.