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Finding the Fourth Proportional to 116,377.02, 160,600.49 and 66,076.02

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Solution

The fourth proportional to 116,377.02, 160,600.49 and 66,076.02 is: 91,185.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,377.02 : 160,600.49 = 66,076.02 : x
  2. Step 2: Convert to fraction form
    116,377.02/160,600.49 = 66,076.02/x
  3. Step 3: Cross multiply
    116,377.02x = 160,600.49 × 66,076.02
  4. Step 4: Simplify right side
    116,377.02x = 10,611,840,858.87
  5. Step 5: Solve for x
    x = 10,611,840,858.87/116,377.02
  6. Step 6: Final answer
    x = 91,185.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.