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Finding the Fourth Proportional to 183,517.91, 253,254.31 and 101,858.68

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Solution

The fourth proportional to 183,517.91, 253,254.31 and 101,858.68 is: 140,564.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,517.91 : 253,254.31 = 101,858.68 : x
  2. Step 2: Convert to fraction form
    183,517.91/253,254.31 = 101,858.68/x
  3. Step 3: Cross multiply
    183,517.91x = 253,254.31 × 101,858.68
  4. Step 4: Simplify right side
    183,517.91x = 25,796,147,945.35
  5. Step 5: Solve for x
    x = 25,796,147,945.35/183,517.91
  6. Step 6: Final answer
    x = 140,564.74

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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.