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Finding the Fourth Proportional to 66,241.44, 91,366.90 and 44,983.80

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Solution

The fourth proportional to 66,241.44, 91,366.90 and 44,983.80 is: 62,046.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,241.44 : 91,366.90 = 44,983.80 : x
  2. Step 2: Convert to fraction form
    66,241.44/91,366.90 = 44,983.80/x
  3. Step 3: Cross multiply
    66,241.44x = 91,366.90 × 44,983.80
  4. Step 4: Simplify right side
    66,241.44x = 4,110,030,356.22
  5. Step 5: Solve for x
    x = 4,110,030,356.22/66,241.44
  6. Step 6: Final answer
    x = 62,046.21

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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.