Home / 172,530.17-258,635.85-92,624.37

Finding the Fourth Proportional to 172,530.17, 258,635.85 and 92,624.37

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Solution

The fourth proportional to 172,530.17, 258,635.85 and 92,624.37 is: 138,850.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,530.17 : 258,635.85 = 92,624.37 : x
  2. Step 2: Convert to fraction form
    172,530.17/258,635.85 = 92,624.37/x
  3. Step 3: Cross multiply
    172,530.17x = 258,635.85 × 92,624.37
  4. Step 4: Simplify right side
    172,530.17x = 23,955,982,665.66
  5. Step 5: Solve for x
    x = 23,955,982,665.66/172,530.17
  6. Step 6: Final answer
    x = 138,850.98

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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.