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Finding the Fourth Proportional to 167,976, 251,989.92 and 62,809.92

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Solution

The fourth proportional to 167,976, 251,989.92 and 62,809.92 is: 94,224.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,976 : 251,989.92 = 62,809.92 : x
  2. Step 2: Convert to fraction form
    167,976/251,989.92 = 62,809.92/x
  3. Step 3: Cross multiply
    167,976x = 251,989.92 × 62,809.92
  4. Step 4: Simplify right side
    167,976x = 15,827,466,716.01
  5. Step 5: Solve for x
    x = 15,827,466,716.01/167,976
  6. Step 6: Final answer
    x = 94,224.57

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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.