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Finding the Fourth Proportional to 167,227.69, 230,774.21 and 100,159.69

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Solution

The fourth proportional to 167,227.69, 230,774.21 and 100,159.69 is: 138,220.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,227.69 : 230,774.21 = 100,159.69 : x
  2. Step 2: Convert to fraction form
    167,227.69/230,774.21 = 100,159.69/x
  3. Step 3: Cross multiply
    167,227.69x = 230,774.21 × 100,159.69
  4. Step 4: Simplify right side
    167,227.69x = 23,114,273,333.59
  5. Step 5: Solve for x
    x = 23,114,273,333.59/167,227.69
  6. Step 6: Final answer
    x = 138,220.37

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1.5x scale

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.