Home / 48,845.80-73,268.70-40,972.60

Finding the Fourth Proportional to 48,845.80, 73,268.70 and 40,972.60

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Solution

The fourth proportional to 48,845.80, 73,268.70 and 40,972.60 is: 61,458.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,845.80 : 73,268.70 = 40,972.60 : x
  2. Step 2: Convert to fraction form
    48,845.80/73,268.70 = 40,972.60/x
  3. Step 3: Cross multiply
    48,845.80x = 73,268.70 × 40,972.60
  4. Step 4: Simplify right side
    48,845.80x = 3,002,009,137.62
  5. Step 5: Solve for x
    x = 3,002,009,137.62/48,845.80
  6. Step 6: Final answer
    x = 61,458.90

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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.