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Finding the Fourth Proportional to 171,863.48, 257,791.32 and 101,234.16

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Solution

The fourth proportional to 171,863.48, 257,791.32 and 101,234.16 is: 151,848.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,863.48 : 257,791.32 = 101,234.16 : x
  2. Step 2: Convert to fraction form
    171,863.48/257,791.32 = 101,234.16/x
  3. Step 3: Cross multiply
    171,863.48x = 257,791.32 × 101,234.16
  4. Step 4: Simplify right side
    171,863.48x = 26,097,287,735.49
  5. Step 5: Solve for x
    x = 26,097,287,735.49/171,863.48
  6. Step 6: Final answer
    x = 151,848.94

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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.