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Finding the Fourth Proportional to 171,453.48, 236,567.52 and 103,481.52

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Solution

The fourth proportional to 171,453.48, 236,567.52 and 103,481.52 is: 142,781.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,453.48 : 236,567.52 = 103,481.52 : x
  2. Step 2: Convert to fraction form
    171,453.48/236,567.52 = 103,481.52/x
  3. Step 3: Cross multiply
    171,453.48x = 236,567.52 × 103,481.52
  4. Step 4: Simplify right side
    171,453.48x = 24,480,366,552.23
  5. Step 5: Solve for x
    x = 24,480,366,552.23/171,453.48
  6. Step 6: Final answer
    x = 142,781.39

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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.