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Finding the Fourth Proportional to 117,750.31, 176,625.51 and 29,005.54

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Solution

The fourth proportional to 117,750.31, 176,625.51 and 29,005.54 is: 43,508.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,750.31 : 176,625.51 = 29,005.54 : x
  2. Step 2: Convert to fraction form
    117,750.31/176,625.51 = 29,005.54/x
  3. Step 3: Cross multiply
    117,750.31x = 176,625.51 × 29,005.54
  4. Step 4: Simplify right side
    117,750.31x = 5,123,118,295.33
  5. Step 5: Solve for x
    x = 5,123,118,295.33/117,750.31
  6. Step 6: Final answer
    x = 43,508.32

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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.