Home / 167,553.10-251,341.80-100,849.60

Finding the Fourth Proportional to 167,553.10, 251,341.80 and 100,849.60

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Solution

The fourth proportional to 167,553.10, 251,341.80 and 100,849.60 is: 151,281.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,553.10 : 251,341.80 = 100,849.60 : x
  2. Step 2: Convert to fraction form
    167,553.10/251,341.80 = 100,849.60/x
  3. Step 3: Cross multiply
    167,553.10x = 251,341.80 × 100,849.60
  4. Step 4: Simplify right side
    167,553.10x = 25,347,719,993.28
  5. Step 5: Solve for x
    x = 25,347,719,993.28/167,553.10
  6. Step 6: Final answer
    x = 151,281.71

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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.