Home / 57,431.10-86,111.37-22,329.84

Finding the Fourth Proportional to 57,431.10, 86,111.37 and 22,329.84

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Solution

The fourth proportional to 57,431.10, 86,111.37 and 22,329.84 is: 33,481.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,431.10 : 86,111.37 = 22,329.84 : x
  2. Step 2: Convert to fraction form
    57,431.10/86,111.37 = 22,329.84/x
  3. Step 3: Cross multiply
    57,431.10x = 86,111.37 × 22,329.84
  4. Step 4: Simplify right side
    57,431.10x = 1,922,853,114.28
  5. Step 5: Solve for x
    x = 1,922,853,114.28/57,431.10
  6. Step 6: Final answer
    x = 33,481.04

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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.