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Finding the Fourth Proportional to 74,468.60, 111,708.30 and 44,822.60

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Solution

The fourth proportional to 74,468.60, 111,708.30 and 44,822.60 is: 67,237.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,468.60 : 111,708.30 = 44,822.60 : x
  2. Step 2: Convert to fraction form
    74,468.60/111,708.30 = 44,822.60/x
  3. Step 3: Cross multiply
    74,468.60x = 111,708.30 × 44,822.60
  4. Step 4: Simplify right side
    74,468.60x = 5,007,056,447.58
  5. Step 5: Solve for x
    x = 5,007,056,447.58/74,468.60
  6. Step 6: Final answer
    x = 67,237.15

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1.5x scale

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.