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Finding the Fourth Proportional to 61,959.62, 92,939.25 and 17,586.42

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Solution

The fourth proportional to 61,959.62, 92,939.25 and 17,586.42 is: 26,379.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,959.62 : 92,939.25 = 17,586.42 : x
  2. Step 2: Convert to fraction form
    61,959.62/92,939.25 = 17,586.42/x
  3. Step 3: Cross multiply
    61,959.62x = 92,939.25 × 17,586.42
  4. Step 4: Simplify right side
    61,959.62x = 1,634,468,402.41
  5. Step 5: Solve for x
    x = 1,634,468,402.41/61,959.62
  6. Step 6: Final answer
    x = 26,379.57

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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.