Home / 172,498.14-258,665.26-60,164.70

Finding the Fourth Proportional to 172,498.14, 258,665.26 and 60,164.70

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Solution

The fourth proportional to 172,498.14, 258,665.26 and 60,164.70 is: 90,218.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,498.14 : 258,665.26 = 60,164.70 : x
  2. Step 2: Convert to fraction form
    172,498.14/258,665.26 = 60,164.70/x
  3. Step 3: Cross multiply
    172,498.14x = 258,665.26 × 60,164.70
  4. Step 4: Simplify right side
    172,498.14x = 15,562,517,768.32
  5. Step 5: Solve for x
    x = 15,562,517,768.32/172,498.14
  6. Step 6: Final answer
    x = 90,218.47

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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.