Home / 48,829.20-73,243.80-11,893.20

Finding the Fourth Proportional to 48,829.20, 73,243.80 and 11,893.20

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Solution

The fourth proportional to 48,829.20, 73,243.80 and 11,893.20 is: 17,839.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,829.20 : 73,243.80 = 11,893.20 : x
  2. Step 2: Convert to fraction form
    48,829.20/73,243.80 = 11,893.20/x
  3. Step 3: Cross multiply
    48,829.20x = 73,243.80 × 11,893.20
  4. Step 4: Simplify right side
    48,829.20x = 871,103,162.16
  5. Step 5: Solve for x
    x = 871,103,162.16/48,829.20
  6. Step 6: Final answer
    x = 17,839.80

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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.