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Finding the Fourth Proportional to 61,781.84, 92,599.84 and 22,308.96

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Solution

The fourth proportional to 61,781.84, 92,599.84 and 22,308.96 is: 33,437.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,781.84 : 92,599.84 = 22,308.96 : x
  2. Step 2: Convert to fraction form
    61,781.84/92,599.84 = 22,308.96/x
  3. Step 3: Cross multiply
    61,781.84x = 92,599.84 × 22,308.96
  4. Step 4: Simplify right side
    61,781.84x = 2,065,806,126.57
  5. Step 5: Solve for x
    x = 2,065,806,126.57/61,781.84
  6. Step 6: Final answer
    x = 33,437.11

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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.