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Finding the Fourth Proportional to 171,416.78, 236,537.14 and 94,933.87

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Solution

The fourth proportional to 171,416.78, 236,537.14 and 94,933.87 is: 130,998.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,416.78 : 236,537.14 = 94,933.87 : x
  2. Step 2: Convert to fraction form
    171,416.78/236,537.14 = 94,933.87/x
  3. Step 3: Cross multiply
    171,416.78x = 236,537.14 × 94,933.87
  4. Step 4: Simplify right side
    171,416.78x = 22,455,386,511.78
  5. Step 5: Solve for x
    x = 22,455,386,511.78/171,416.78
  6. Step 6: Final answer
    x = 130,998.76

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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.