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Finding the Fourth Proportional to 194,266.89, 291,326.51 and 92,960.96

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Solution

The fourth proportional to 194,266.89, 291,326.51 and 92,960.96 is: 139,406.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,266.89 : 291,326.51 = 92,960.96 : x
  2. Step 2: Convert to fraction form
    194,266.89/291,326.51 = 92,960.96/x
  3. Step 3: Cross multiply
    194,266.89x = 291,326.51 × 92,960.96
  4. Step 4: Simplify right side
    194,266.89x = 27,081,990,818.82
  5. Step 5: Solve for x
    x = 27,081,990,818.82/194,266.89
  6. Step 6: Final answer
    x = 139,406.11

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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.