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Finding the Fourth Proportional to 194,108.54, 291,143.52 and 60,985.22

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Solution

The fourth proportional to 194,108.54, 291,143.52 and 60,985.22 is: 91,471.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,108.54 : 291,143.52 = 60,985.22 : x
  2. Step 2: Convert to fraction form
    194,108.54/291,143.52 = 60,985.22/x
  3. Step 3: Cross multiply
    194,108.54x = 291,143.52 × 60,985.22
  4. Step 4: Simplify right side
    194,108.54x = 17,755,451,618.77
  5. Step 5: Solve for x
    x = 17,755,451,618.77/194,108.54
  6. Step 6: Final answer
    x = 91,471.77

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