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Finding the Fourth Proportional to 114,625.20, 158,542.20 and 101,377.20

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Solution

The fourth proportional to 114,625.20, 158,542.20 and 101,377.20 is: 140,218.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,625.20 : 158,542.20 = 101,377.20 : x
  2. Step 2: Convert to fraction form
    114,625.20/158,542.20 = 101,377.20/x
  3. Step 3: Cross multiply
    114,625.20x = 158,542.20 × 101,377.20
  4. Step 4: Simplify right side
    114,625.20x = 16,072,564,317.84
  5. Step 5: Solve for x
    x = 16,072,564,317.84/114,625.20
  6. Step 6: Final answer
    x = 140,218.42

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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.