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Finding the Fourth Proportional to 167,570.92, 251,303.10 and 55,230.20

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Solution

The fourth proportional to 167,570.92, 251,303.10 and 55,230.20 is: 82,827.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,570.92 : 251,303.10 = 55,230.20 : x
  2. Step 2: Convert to fraction form
    167,570.92/251,303.10 = 55,230.20/x
  3. Step 3: Cross multiply
    167,570.92x = 251,303.10 × 55,230.20
  4. Step 4: Simplify right side
    167,570.92x = 13,879,520,473.62
  5. Step 5: Solve for x
    x = 13,879,520,473.62/167,570.92
  6. Step 6: Final answer
    x = 82,827.74

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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.