Home / 131,635.23-181,467.68-93,843.87

Finding the Fourth Proportional to 131,635.23, 181,467.68 and 93,843.87

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Solution

The fourth proportional to 131,635.23, 181,467.68 and 93,843.87 is: 129,369.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,635.23 : 181,467.68 = 93,843.87 : x
  2. Step 2: Convert to fraction form
    131,635.23/181,467.68 = 93,843.87/x
  3. Step 3: Cross multiply
    131,635.23x = 181,467.68 × 93,843.87
  4. Step 4: Simplify right side
    131,635.23x = 17,029,628,901.90
  5. Step 5: Solve for x
    x = 17,029,628,901.90/131,635.23
  6. Step 6: Final answer
    x = 129,369.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.