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Finding the Fourth Proportional to 167,009.20, 250,538.10 and 54,662.20

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Solution

The fourth proportional to 167,009.20, 250,538.10 and 54,662.20 is: 82,001.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,009.20 : 250,538.10 = 54,662.20 : x
  2. Step 2: Convert to fraction form
    167,009.20/250,538.10 = 54,662.20/x
  3. Step 3: Cross multiply
    167,009.20x = 250,538.10 × 54,662.20
  4. Step 4: Simplify right side
    167,009.20x = 13,694,963,729.82
  5. Step 5: Solve for x
    x = 13,694,963,729.82/167,009.20
  6. Step 6: Final answer
    x = 82,001.25

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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.