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Finding the Fourth Proportional to 57,887.73, 86,831.46 and 38,022.62

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Solution

The fourth proportional to 57,887.73, 86,831.46 and 38,022.62 is: 57,033.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,887.73 : 86,831.46 = 38,022.62 : x
  2. Step 2: Convert to fraction form
    57,887.73/86,831.46 = 38,022.62/x
  3. Step 3: Cross multiply
    57,887.73x = 86,831.46 × 38,022.62
  4. Step 4: Simplify right side
    57,887.73x = 3,301,559,173.47
  5. Step 5: Solve for x
    x = 3,301,559,173.47/57,887.73
  6. Step 6: Final answer
    x = 57,033.83

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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.