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Finding the Fourth Proportional to 182,843.40, 274,265.10 and 159,515.40

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Solution

The fourth proportional to 182,843.40, 274,265.10 and 159,515.40 is: 239,273.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,843.40 : 274,265.10 = 159,515.40 : x
  2. Step 2: Convert to fraction form
    182,843.40/274,265.10 = 159,515.40/x
  3. Step 3: Cross multiply
    182,843.40x = 274,265.10 × 159,515.40
  4. Step 4: Simplify right side
    182,843.40x = 43,749,507,132.54
  5. Step 5: Solve for x
    x = 43,749,507,132.54/182,843.40
  6. Step 6: Final answer
    x = 239,273.10

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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.