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Finding the Fourth Proportional to 61,776.38, 92,664.70 and 22,333.42

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Solution

The fourth proportional to 61,776.38, 92,664.70 and 22,333.42 is: 33,500.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,776.38 : 92,664.70 = 22,333.42 : x
  2. Step 2: Convert to fraction form
    61,776.38/92,664.70 = 22,333.42/x
  3. Step 3: Cross multiply
    61,776.38x = 92,664.70 × 22,333.42
  4. Step 4: Simplify right side
    61,776.38x = 2,069,519,664.27
  5. Step 5: Solve for x
    x = 2,069,519,664.27/61,776.38
  6. Step 6: Final answer
    x = 33,500.18

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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.