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Finding the Fourth Proportional to 61,697.80, 92,536.80 and 22,234.60

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Solution

The fourth proportional to 61,697.80, 92,536.80 and 22,234.60 is: 33,348.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,697.80 : 92,536.80 = 22,234.60 : x
  2. Step 2: Convert to fraction form
    61,697.80/92,536.80 = 22,234.60/x
  3. Step 3: Cross multiply
    61,697.80x = 92,536.80 × 22,234.60
  4. Step 4: Simplify right side
    61,697.80x = 2,057,518,733.28
  5. Step 5: Solve for x
    x = 2,057,518,733.28/61,697.80
  6. Step 6: Final answer
    x = 33,348.33

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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.