Home / 214,644.57-296,343.05-166,158.78

Finding the Fourth Proportional to 214,644.57, 296,343.05 and 166,158.78

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Solution

The fourth proportional to 214,644.57, 296,343.05 and 166,158.78 is: 229,402.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,644.57 : 296,343.05 = 166,158.78 : x
  2. Step 2: Convert to fraction form
    214,644.57/296,343.05 = 166,158.78/x
  3. Step 3: Cross multiply
    214,644.57x = 296,343.05 × 166,158.78
  4. Step 4: Simplify right side
    214,644.57x = 49,239,999,649.48
  5. Step 5: Solve for x
    x = 49,239,999,649.48/214,644.57
  6. Step 6: Final answer
    x = 229,402.49

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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.