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Finding the Fourth Proportional to 71,481.64, 98,580.06 and 44,626.63

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Solution

The fourth proportional to 71,481.64, 98,580.06 and 44,626.63 is: 61,544.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,481.64 : 98,580.06 = 44,626.63 : x
  2. Step 2: Convert to fraction form
    71,481.64/98,580.06 = 44,626.63/x
  3. Step 3: Cross multiply
    71,481.64x = 98,580.06 × 44,626.63
  4. Step 4: Simplify right side
    71,481.64x = 4,399,295,863.00
  5. Step 5: Solve for x
    x = 4,399,295,863.00/71,481.64
  6. Step 6: Final answer
    x = 61,544.42

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1.5x scale

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.