Home / 48,175.20-72,206.91-20,079.54

Finding the Fourth Proportional to 48,175.20, 72,206.91 and 20,079.54

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Solution

The fourth proportional to 48,175.20, 72,206.91 and 20,079.54 is: 30,096.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,175.20 : 72,206.91 = 20,079.54 : x
  2. Step 2: Convert to fraction form
    48,175.20/72,206.91 = 20,079.54/x
  3. Step 3: Cross multiply
    48,175.20x = 72,206.91 × 20,079.54
  4. Step 4: Simplify right side
    48,175.20x = 1,449,881,537.62
  5. Step 5: Solve for x
    x = 1,449,881,537.62/48,175.20
  6. Step 6: Final answer
    x = 30,096.01

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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.