Home / 48,933.60-73,400.40-40,630.20

Finding the Fourth Proportional to 48,933.60, 73,400.40 and 40,630.20

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Solution

The fourth proportional to 48,933.60, 73,400.40 and 40,630.20 is: 60,945.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,933.60 : 73,400.40 = 40,630.20 : x
  2. Step 2: Convert to fraction form
    48,933.60/73,400.40 = 40,630.20/x
  3. Step 3: Cross multiply
    48,933.60x = 73,400.40 × 40,630.20
  4. Step 4: Simplify right side
    48,933.60x = 2,982,272,932.08
  5. Step 5: Solve for x
    x = 2,982,272,932.08/48,933.60
  6. Step 6: Final answer
    x = 60,945.30

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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.