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Finding the Fourth Proportional to 194,690.58, 291,926.52 and 61,604.34

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Solution

The fourth proportional to 194,690.58, 291,926.52 and 61,604.34 is: 92,371.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,690.58 : 291,926.52 = 61,604.34 : x
  2. Step 2: Convert to fraction form
    194,690.58/291,926.52 = 61,604.34/x
  3. Step 3: Cross multiply
    194,690.58x = 291,926.52 × 61,604.34
  4. Step 4: Simplify right side
    194,690.58x = 17,983,940,593.10
  5. Step 5: Solve for x
    x = 17,983,940,593.10/194,690.58
  6. Step 6: Final answer
    x = 92,371.91

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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.