Home / 172,252.08-258,027.24-87,764.16

Finding the Fourth Proportional to 172,252.08, 258,027.24 and 87,764.16

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Solution

The fourth proportional to 172,252.08, 258,027.24 and 87,764.16 is: 131,467.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,252.08 : 258,027.24 = 87,764.16 : x
  2. Step 2: Convert to fraction form
    172,252.08/258,027.24 = 87,764.16/x
  3. Step 3: Cross multiply
    172,252.08x = 258,027.24 × 87,764.16
  4. Step 4: Simplify right side
    172,252.08x = 22,645,543,975.72
  5. Step 5: Solve for x
    x = 22,645,543,975.72/172,252.08
  6. Step 6: Final answer
    x = 131,467.46

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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.