Home / 55,799.14-83,689.46-18,359.68

Finding the Fourth Proportional to 55,799.14, 83,689.46 and 18,359.68

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Solution

The fourth proportional to 55,799.14, 83,689.46 and 18,359.68 is: 27,536.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,799.14 : 83,689.46 = 18,359.68 : x
  2. Step 2: Convert to fraction form
    55,799.14/83,689.46 = 18,359.68/x
  3. Step 3: Cross multiply
    55,799.14x = 83,689.46 × 18,359.68
  4. Step 4: Simplify right side
    55,799.14x = 1,536,511,194.73
  5. Step 5: Solve for x
    x = 1,536,511,194.73/55,799.14
  6. Step 6: Final answer
    x = 27,536.47

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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.