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Finding the Fourth Proportional to 166,057.62, 229,164.57 and 94,447.95

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Solution

The fourth proportional to 166,057.62, 229,164.57 and 94,447.95 is: 130,341.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,057.62 : 229,164.57 = 94,447.95 : x
  2. Step 2: Convert to fraction form
    166,057.62/229,164.57 = 94,447.95/x
  3. Step 3: Cross multiply
    166,057.62x = 229,164.57 × 94,447.95
  4. Step 4: Simplify right side
    166,057.62x = 21,644,123,849.13
  5. Step 5: Solve for x
    x = 21,644,123,849.13/166,057.62
  6. Step 6: Final answer
    x = 130,341.05

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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.