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Finding the Fourth Proportional to 171,344.72, 236,446.44 and 95,878.64

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Solution

The fourth proportional to 171,344.72, 236,446.44 and 95,878.64 is: 132,307.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,344.72 : 236,446.44 = 95,878.64 : x
  2. Step 2: Convert to fraction form
    171,344.72/236,446.44 = 95,878.64/x
  3. Step 3: Cross multiply
    171,344.72x = 236,446.44 × 95,878.64
  4. Step 4: Simplify right side
    171,344.72x = 22,670,163,100.04
  5. Step 5: Solve for x
    x = 22,670,163,100.04/171,344.72
  6. Step 6: Final answer
    x = 132,307.33

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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.