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Finding the Fourth Proportional to 55,361.92, 83,010.96 and 37,852.96

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Solution

The fourth proportional to 55,361.92, 83,010.96 and 37,852.96 is: 56,757.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,361.92 : 83,010.96 = 37,852.96 : x
  2. Step 2: Convert to fraction form
    55,361.92/83,010.96 = 37,852.96/x
  3. Step 3: Cross multiply
    55,361.92x = 83,010.96 × 37,852.96
  4. Step 4: Simplify right side
    55,361.92x = 3,142,210,548.44
  5. Step 5: Solve for x
    x = 3,142,210,548.44/55,361.92
  6. Step 6: Final answer
    x = 56,757.62

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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.