Home / 167,861.40-251,792.10-153,864.60

Finding the Fourth Proportional to 167,861.40, 251,792.10 and 153,864.60

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Solution

The fourth proportional to 167,861.40, 251,792.10 and 153,864.60 is: 230,796.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,861.40 : 251,792.10 = 153,864.60 : x
  2. Step 2: Convert to fraction form
    167,861.40/251,792.10 = 153,864.60/x
  3. Step 3: Cross multiply
    167,861.40x = 251,792.10 × 153,864.60
  4. Step 4: Simplify right side
    167,861.40x = 38,741,890,749.66
  5. Step 5: Solve for x
    x = 38,741,890,749.66/167,861.40
  6. Step 6: Final answer
    x = 230,796.90

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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.