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Finding the Fourth Proportional to 148,497.92, 204,954 and 94,799.60

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Solution

The fourth proportional to 148,497.92, 204,954 and 94,799.60 is: 130,840.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,497.92 : 204,954 = 94,799.60 : x
  2. Step 2: Convert to fraction form
    148,497.92/204,954 = 94,799.60/x
  3. Step 3: Cross multiply
    148,497.92x = 204,954 × 94,799.60
  4. Step 4: Simplify right side
    148,497.92x = 19,429,557,218.40
  5. Step 5: Solve for x
    x = 19,429,557,218.40/148,497.92
  6. Step 6: Final answer
    x = 130,840.60

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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.