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Finding the Fourth Proportional to 171,162, 236,185.40 and 94,668.96

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Solution

The fourth proportional to 171,162, 236,185.40 and 94,668.96 is: 130,633.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,162 : 236,185.40 = 94,668.96 : x
  2. Step 2: Convert to fraction form
    171,162/236,185.40 = 94,668.96/x
  3. Step 3: Cross multiply
    171,162x = 236,185.40 × 94,668.96
  4. Step 4: Simplify right side
    171,162x = 22,359,426,185.18
  5. Step 5: Solve for x
    x = 22,359,426,185.18/171,162
  6. Step 6: Final answer
    x = 130,633.12

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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.