Home / 55,175.45-82,763.94-15,732.56

Finding the Fourth Proportional to 55,175.45, 82,763.94 and 15,732.56

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Solution

The fourth proportional to 55,175.45, 82,763.94 and 15,732.56 is: 23,599.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,175.45 : 82,763.94 = 15,732.56 : x
  2. Step 2: Convert to fraction form
    55,175.45/82,763.94 = 15,732.56/x
  3. Step 3: Cross multiply
    55,175.45x = 82,763.94 × 15,732.56
  4. Step 4: Simplify right side
    55,175.45x = 1,302,088,651.89
  5. Step 5: Solve for x
    x = 1,302,088,651.89/55,175.45
  6. Step 6: Final answer
    x = 23,599.06

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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.