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Finding the Fourth Proportional to 171,590.61, 236,794.37 and 96,138.93

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Solution

The fourth proportional to 171,590.61, 236,794.37 and 96,138.93 is: 132,671.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,590.61 : 236,794.37 = 96,138.93 : x
  2. Step 2: Convert to fraction form
    171,590.61/236,794.37 = 96,138.93/x
  3. Step 3: Cross multiply
    171,590.61x = 236,794.37 × 96,138.93
  4. Step 4: Simplify right side
    171,590.61x = 22,765,156,881.13
  5. Step 5: Solve for x
    x = 22,765,156,881.13/171,590.61
  6. Step 6: Final answer
    x = 132,671.34

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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.