Home / 48,949.21-73,444.75-20,492.81

Finding the Fourth Proportional to 48,949.21, 73,444.75 and 20,492.81

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Solution

The fourth proportional to 48,949.21, 73,444.75 and 20,492.81 is: 30,747.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,949.21 : 73,444.75 = 20,492.81 : x
  2. Step 2: Convert to fraction form
    48,949.21/73,444.75 = 20,492.81/x
  3. Step 3: Cross multiply
    48,949.21x = 73,444.75 × 20,492.81
  4. Step 4: Simplify right side
    48,949.21x = 1,505,089,164.21
  5. Step 5: Solve for x
    x = 1,505,089,164.21/48,949.21
  6. Step 6: Final answer
    x = 30,747.98

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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.