Home / 172,344.08-258,252.06-115,975.64

Finding the Fourth Proportional to 172,344.08, 258,252.06 and 115,975.64

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Solution

The fourth proportional to 172,344.08, 258,252.06 and 115,975.64 is: 173,785.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,344.08 : 258,252.06 = 115,975.64 : x
  2. Step 2: Convert to fraction form
    172,344.08/258,252.06 = 115,975.64/x
  3. Step 3: Cross multiply
    172,344.08x = 258,252.06 × 115,975.64
  4. Step 4: Simplify right side
    172,344.08x = 29,950,947,939.82
  5. Step 5: Solve for x
    x = 29,950,947,939.82/172,344.08
  6. Step 6: Final answer
    x = 173,785.77

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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.