Home / 171,644.40-236,877.39-107,151.84

Finding the Fourth Proportional to 171,644.40, 236,877.39 and 107,151.84

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Solution

The fourth proportional to 171,644.40, 236,877.39 and 107,151.84 is: 147,874.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,644.40 : 236,877.39 = 107,151.84 : x
  2. Step 2: Convert to fraction form
    171,644.40/236,877.39 = 107,151.84/x
  3. Step 3: Cross multiply
    171,644.40x = 236,877.39 × 107,151.84
  4. Step 4: Simplify right side
    171,644.40x = 25,381,848,192.90
  5. Step 5: Solve for x
    x = 25,381,848,192.90/171,644.40
  6. Step 6: Final answer
    x = 147,874.61

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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.