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Finding the Fourth Proportional to 69,894.40, 96,486.96 and 44,758.24

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Solution

The fourth proportional to 69,894.40, 96,486.96 and 44,758.24 is: 61,787.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,894.40 : 96,486.96 = 44,758.24 : x
  2. Step 2: Convert to fraction form
    69,894.40/96,486.96 = 44,758.24/x
  3. Step 3: Cross multiply
    69,894.40x = 96,486.96 × 44,758.24
  4. Step 4: Simplify right side
    69,894.40x = 4,318,586,512.55
  5. Step 5: Solve for x
    x = 4,318,586,512.55/69,894.40
  6. Step 6: Final answer
    x = 61,787.30

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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.