Home / 48,908.76-73,354.44-13,840.20

Finding the Fourth Proportional to 48,908.76, 73,354.44 and 13,840.20

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Solution

The fourth proportional to 48,908.76, 73,354.44 and 13,840.20 is: 20,757.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,908.76 : 73,354.44 = 13,840.20 : x
  2. Step 2: Convert to fraction form
    48,908.76/73,354.44 = 13,840.20/x
  3. Step 3: Cross multiply
    48,908.76x = 73,354.44 × 13,840.20
  4. Step 4: Simplify right side
    48,908.76x = 1,015,240,120.49
  5. Step 5: Solve for x
    x = 1,015,240,120.49/48,908.76
  6. Step 6: Final answer
    x = 20,757.84

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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.