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Finding the Fourth Proportional to 53,361.99, 80,033.27 and 23,774.31

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Solution

The fourth proportional to 53,361.99, 80,033.27 and 23,774.31 is: 35,657.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,361.99 : 80,033.27 = 23,774.31 : x
  2. Step 2: Convert to fraction form
    53,361.99/80,033.27 = 23,774.31/x
  3. Step 3: Cross multiply
    53,361.99x = 80,033.27 × 23,774.31
  4. Step 4: Simplify right side
    53,361.99x = 1,902,735,652.42
  5. Step 5: Solve for x
    x = 1,902,735,652.42/53,361.99
  6. Step 6: Final answer
    x = 35,657.13

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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.