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Finding the Fourth Proportional to 194,499.62, 291,758.54 and 94,540.66

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Solution

The fourth proportional to 194,499.62, 291,758.54 and 94,540.66 is: 141,815.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,499.62 : 291,758.54 = 94,540.66 : x
  2. Step 2: Convert to fraction form
    194,499.62/291,758.54 = 94,540.66/x
  3. Step 3: Cross multiply
    194,499.62x = 291,758.54 × 94,540.66
  4. Step 4: Simplify right side
    194,499.62x = 27,583,044,932.24
  5. Step 5: Solve for x
    x = 27,583,044,932.24/194,499.62
  6. Step 6: Final answer
    x = 141,815.42

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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.