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Finding the Fourth Proportional to 183,930.31, 275,965.52 and 64,000.59

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Solution

The fourth proportional to 183,930.31, 275,965.52 and 64,000.59 is: 96,025.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,930.31 : 275,965.52 = 64,000.59 : x
  2. Step 2: Convert to fraction form
    183,930.31/275,965.52 = 64,000.59/x
  3. Step 3: Cross multiply
    183,930.31x = 275,965.52 × 64,000.59
  4. Step 4: Simplify right side
    183,930.31x = 17,661,954,399.83
  5. Step 5: Solve for x
    x = 17,661,954,399.83/183,930.31
  6. Step 6: Final answer
    x = 96,025.25

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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.