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Finding the Fourth Proportional to 171,659.62, 236,973.18 and 114,394.24

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Solution

The fourth proportional to 171,659.62, 236,973.18 and 114,394.24 is: 157,919.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,659.62 : 236,973.18 = 114,394.24 : x
  2. Step 2: Convert to fraction form
    171,659.62/236,973.18 = 114,394.24/x
  3. Step 3: Cross multiply
    171,659.62x = 236,973.18 × 114,394.24
  4. Step 4: Simplify right side
    171,659.62x = 27,108,366,826.48
  5. Step 5: Solve for x
    x = 27,108,366,826.48/171,659.62
  6. Step 6: Final answer
    x = 157,919.30

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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.