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Finding the Fourth Proportional to 222,823.40, 334,141.14 and 94,687.88

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Solution

The fourth proportional to 222,823.40, 334,141.14 and 94,687.88 is: 141,991.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,823.40 : 334,141.14 = 94,687.88 : x
  2. Step 2: Convert to fraction form
    222,823.40/334,141.14 = 94,687.88/x
  3. Step 3: Cross multiply
    222,823.40x = 334,141.14 × 94,687.88
  4. Step 4: Simplify right side
    222,823.40x = 31,639,116,167.38
  5. Step 5: Solve for x
    x = 31,639,116,167.38/222,823.40
  6. Step 6: Final answer
    x = 141,991.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.