Home / 48,741.22-73,096.95-20,660.75

Finding the Fourth Proportional to 48,741.22, 73,096.95 and 20,660.75

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Solution

The fourth proportional to 48,741.22, 73,096.95 and 20,660.75 is: 30,984.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,741.22 : 73,096.95 = 20,660.75 : x
  2. Step 2: Convert to fraction form
    48,741.22/73,096.95 = 20,660.75/x
  3. Step 3: Cross multiply
    48,741.22x = 73,096.95 × 20,660.75
  4. Step 4: Simplify right side
    48,741.22x = 1,510,237,809.71
  5. Step 5: Solve for x
    x = 1,510,237,809.71/48,741.22
  6. Step 6: Final answer
    x = 30,984.82

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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.