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Finding the Fourth Proportional to 171,354.96, 236,437.02 and 110,917.22

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Solution

The fourth proportional to 171,354.96, 236,437.02 and 110,917.22 is: 153,044.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,354.96 : 236,437.02 = 110,917.22 : x
  2. Step 2: Convert to fraction form
    171,354.96/236,437.02 = 110,917.22/x
  3. Step 3: Cross multiply
    171,354.96x = 236,437.02 × 110,917.22
  4. Step 4: Simplify right side
    171,354.96x = 26,224,935,781.30
  5. Step 5: Solve for x
    x = 26,224,935,781.30/171,354.96
  6. Step 6: Final answer
    x = 153,044.51

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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.