Home / 55,161.31-82,742-23,544.79

Finding the Fourth Proportional to 55,161.31, 82,742 and 23,544.79

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Solution

The fourth proportional to 55,161.31, 82,742 and 23,544.79 is: 35,317.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,161.31 : 82,742 = 23,544.79 : x
  2. Step 2: Convert to fraction form
    55,161.31/82,742 = 23,544.79/x
  3. Step 3: Cross multiply
    55,161.31x = 82,742 × 23,544.79
  4. Step 4: Simplify right side
    55,161.31x = 1,948,143,014.18
  5. Step 5: Solve for x
    x = 1,948,143,014.18/55,161.31
  6. Step 6: Final answer
    x = 35,317.20

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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.