Home / 57,640.05-86,467.64-22,575.15

Finding the Fourth Proportional to 57,640.05, 86,467.64 and 22,575.15

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Solution

The fourth proportional to 57,640.05, 86,467.64 and 22,575.15 is: 33,865.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,640.05 : 86,467.64 = 22,575.15 : x
  2. Step 2: Convert to fraction form
    57,640.05/86,467.64 = 22,575.15/x
  3. Step 3: Cross multiply
    57,640.05x = 86,467.64 × 22,575.15
  4. Step 4: Simplify right side
    57,640.05x = 1,952,019,830.27
  5. Step 5: Solve for x
    x = 1,952,019,830.27/57,640.05
  6. Step 6: Final answer
    x = 33,865.69

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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.