Home / 171,388.14-236,592.01-113,279.87

Finding the Fourth Proportional to 171,388.14, 236,592.01 and 113,279.87

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Solution

The fourth proportional to 171,388.14, 236,592.01 and 113,279.87 is: 156,376.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,388.14 : 236,592.01 = 113,279.87 : x
  2. Step 2: Convert to fraction form
    171,388.14/236,592.01 = 113,279.87/x
  3. Step 3: Cross multiply
    171,388.14x = 236,592.01 × 113,279.87
  4. Step 4: Simplify right side
    171,388.14x = 26,801,112,135.84
  5. Step 5: Solve for x
    x = 26,801,112,135.84/171,388.14
  6. Step 6: Final answer
    x = 156,376.70

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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.