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Finding the Fourth Proportional to 69,874.34, 96,490.62 and 44,388.94

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Solution

The fourth proportional to 69,874.34, 96,490.62 and 44,388.94 is: 61,297.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,874.34 : 96,490.62 = 44,388.94 : x
  2. Step 2: Convert to fraction form
    69,874.34/96,490.62 = 44,388.94/x
  3. Step 3: Cross multiply
    69,874.34x = 96,490.62 × 44,388.94
  4. Step 4: Simplify right side
    69,874.34x = 4,283,116,341.74
  5. Step 5: Solve for x
    x = 4,283,116,341.74/69,874.34
  6. Step 6: Final answer
    x = 61,297.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.