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Finding the Fourth Proportional to 194,687.58, 291,922.02 and 61,601.34

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Solution

The fourth proportional to 194,687.58, 291,922.02 and 61,601.34 is: 92,367.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,687.58 : 291,922.02 = 61,601.34 : x
  2. Step 2: Convert to fraction form
    194,687.58/291,922.02 = 61,601.34/x
  3. Step 3: Cross multiply
    194,687.58x = 291,922.02 × 61,601.34
  4. Step 4: Simplify right side
    194,687.58x = 17,982,787,607.51
  5. Step 5: Solve for x
    x = 17,982,787,607.51/194,687.58
  6. Step 6: Final answer
    x = 92,367.41

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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.