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Finding the Fourth Proportional to 167,542.31, 250,107.19 and 143,591.63

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Solution

The fourth proportional to 167,542.31, 250,107.19 and 143,591.63 is: 214,353.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,542.31 : 250,107.19 = 143,591.63 : x
  2. Step 2: Convert to fraction form
    167,542.31/250,107.19 = 143,591.63/x
  3. Step 3: Cross multiply
    167,542.31x = 250,107.19 × 143,591.63
  4. Step 4: Simplify right side
    167,542.31x = 35,913,297,477.30
  5. Step 5: Solve for x
    x = 35,913,297,477.30/167,542.31
  6. Step 6: Final answer
    x = 214,353.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.