Home / 167,938.40-251,902.20-55,623.80

Finding the Fourth Proportional to 167,938.40, 251,902.20 and 55,623.80

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Solution

The fourth proportional to 167,938.40, 251,902.20 and 55,623.80 is: 83,433.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,938.40 : 251,902.20 = 55,623.80 : x
  2. Step 2: Convert to fraction form
    167,938.40/251,902.20 = 55,623.80/x
  3. Step 3: Cross multiply
    167,938.40x = 251,902.20 × 55,623.80
  4. Step 4: Simplify right side
    167,938.40x = 14,011,757,592.36
  5. Step 5: Solve for x
    x = 14,011,757,592.36/167,938.40
  6. Step 6: Final answer
    x = 83,433.91

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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.