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Finding the Fourth Proportional to 68,677.20, 94,744.08 and 44,798.40

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Solution

The fourth proportional to 68,677.20, 94,744.08 and 44,798.40 is: 61,801.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,677.20 : 94,744.08 = 44,798.40 : x
  2. Step 2: Convert to fraction form
    68,677.20/94,744.08 = 44,798.40/x
  3. Step 3: Cross multiply
    68,677.20x = 94,744.08 × 44,798.40
  4. Step 4: Simplify right side
    68,677.20x = 4,244,383,193.47
  5. Step 5: Solve for x
    x = 4,244,383,193.47/68,677.20
  6. Step 6: Final answer
    x = 61,801.93

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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.