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Finding the Fourth Proportional to 122,596.60, 183,801.36 and 63,394.48

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Solution

The fourth proportional to 122,596.60, 183,801.36 and 63,394.48 is: 95,043.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,596.60 : 183,801.36 = 63,394.48 : x
  2. Step 2: Convert to fraction form
    122,596.60/183,801.36 = 63,394.48/x
  3. Step 3: Cross multiply
    122,596.60x = 183,801.36 × 63,394.48
  4. Step 4: Simplify right side
    122,596.60x = 11,651,991,640.49
  5. Step 5: Solve for x
    x = 11,651,991,640.49/122,596.60
  6. Step 6: Final answer
    x = 95,043.35

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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.