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Finding the Fourth Proportional to 49,800.60, 74,652.30 and 44,551.80

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Solution

The fourth proportional to 49,800.60, 74,652.30 and 44,551.80 is: 66,784.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,800.60 : 74,652.30 = 44,551.80 : x
  2. Step 2: Convert to fraction form
    49,800.60/74,652.30 = 44,551.80/x
  3. Step 3: Cross multiply
    49,800.60x = 74,652.30 × 44,551.80
  4. Step 4: Simplify right side
    49,800.60x = 3,325,894,339.14
  5. Step 5: Solve for x
    x = 3,325,894,339.14/49,800.60
  6. Step 6: Final answer
    x = 66,784.22

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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.