Home / 45,562.82-68,344.83-15,981.51

Finding the Fourth Proportional to 45,562.82, 68,344.83 and 15,981.51

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Solution

The fourth proportional to 45,562.82, 68,344.83 and 15,981.51 is: 23,972.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,562.82 : 68,344.83 = 15,981.51 : x
  2. Step 2: Convert to fraction form
    45,562.82/68,344.83 = 15,981.51/x
  3. Step 3: Cross multiply
    45,562.82x = 68,344.83 × 15,981.51
  4. Step 4: Simplify right side
    45,562.82x = 1,092,253,584.09
  5. Step 5: Solve for x
    x = 1,092,253,584.09/45,562.82
  6. Step 6: Final answer
    x = 23,972.48

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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.