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Finding the Fourth Proportional to 183,866.36, 253,765.12 and 171,859.72

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Solution

The fourth proportional to 183,866.36, 253,765.12 and 171,859.72 is: 237,194.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,866.36 : 253,765.12 = 171,859.72 : x
  2. Step 2: Convert to fraction form
    183,866.36/253,765.12 = 171,859.72/x
  3. Step 3: Cross multiply
    183,866.36x = 253,765.12 × 171,859.72
  4. Step 4: Simplify right side
    183,866.36x = 43,612,002,468.97
  5. Step 5: Solve for x
    x = 43,612,002,468.97/183,866.36
  6. Step 6: Final answer
    x = 237,194.03

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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.