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Finding the Fourth Proportional to 57,894.92, 86,797.01 and 22,860.80

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Solution

The fourth proportional to 57,894.92, 86,797.01 and 22,860.80 is: 34,273.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,894.92 : 86,797.01 = 22,860.80 : x
  2. Step 2: Convert to fraction form
    57,894.92/86,797.01 = 22,860.80/x
  3. Step 3: Cross multiply
    57,894.92x = 86,797.01 × 22,860.80
  4. Step 4: Simplify right side
    57,894.92x = 1,984,249,034.86
  5. Step 5: Solve for x
    x = 1,984,249,034.86/57,894.92
  6. Step 6: Final answer
    x = 34,273.28

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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.