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Finding the Fourth Proportional to 234,957.63, 352,436.45 and 57,462.54

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Solution

The fourth proportional to 234,957.63, 352,436.45 and 57,462.54 is: 86,193.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,957.63 : 352,436.45 = 57,462.54 : x
  2. Step 2: Convert to fraction form
    234,957.63/352,436.45 = 57,462.54/x
  3. Step 3: Cross multiply
    234,957.63x = 352,436.45 × 57,462.54
  4. Step 4: Simplify right side
    234,957.63x = 20,251,893,605.58
  5. Step 5: Solve for x
    x = 20,251,893,605.58/234,957.63
  6. Step 6: Final answer
    x = 86,193.81

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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.