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Finding the Fourth Proportional to 69,361.96, 104,214.06 and 44,412.76

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Solution

The fourth proportional to 69,361.96, 104,214.06 and 44,412.76 is: 66,728.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,361.96 : 104,214.06 = 44,412.76 : x
  2. Step 2: Convert to fraction form
    69,361.96/104,214.06 = 44,412.76/x
  3. Step 3: Cross multiply
    69,361.96x = 104,214.06 × 44,412.76
  4. Step 4: Simplify right side
    69,361.96x = 4,628,434,035.41
  5. Step 5: Solve for x
    x = 4,628,434,035.41/69,361.96
  6. Step 6: Final answer
    x = 66,728.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.