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Finding the Fourth Proportional to 171,451.56, 236,590.02 and 95,989.80

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Solution

The fourth proportional to 171,451.56, 236,590.02 and 95,989.80 is: 132,458.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,451.56 : 236,590.02 = 95,989.80 : x
  2. Step 2: Convert to fraction form
    171,451.56/236,590.02 = 95,989.80/x
  3. Step 3: Cross multiply
    171,451.56x = 236,590.02 × 95,989.80
  4. Step 4: Simplify right side
    171,451.56x = 22,710,228,701.80
  5. Step 5: Solve for x
    x = 22,710,228,701.80/171,451.56
  6. Step 6: Final answer
    x = 132,458.57

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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.