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Finding the Fourth Proportional to 61,251.81, 91,853.96 and 23,806.94

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Solution

The fourth proportional to 61,251.81, 91,853.96 and 23,806.94 is: 35,701.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,251.81 : 91,853.96 = 23,806.94 : x
  2. Step 2: Convert to fraction form
    61,251.81/91,853.96 = 23,806.94/x
  3. Step 3: Cross multiply
    61,251.81x = 91,853.96 × 23,806.94
  4. Step 4: Simplify right side
    61,251.81x = 2,186,761,136.18
  5. Step 5: Solve for x
    x = 2,186,761,136.18/61,251.81
  6. Step 6: Final answer
    x = 35,701.17

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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.