Home / 48,879.02-73,324-13,821.42

Finding the Fourth Proportional to 48,879.02, 73,324 and 13,821.42

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Solution

The fourth proportional to 48,879.02, 73,324 and 13,821.42 is: 20,733.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,879.02 : 73,324 = 13,821.42 : x
  2. Step 2: Convert to fraction form
    48,879.02/73,324 = 13,821.42/x
  3. Step 3: Cross multiply
    48,879.02x = 73,324 × 13,821.42
  4. Step 4: Simplify right side
    48,879.02x = 1,013,441,800.08
  5. Step 5: Solve for x
    x = 1,013,441,800.08/48,879.02
  6. Step 6: Final answer
    x = 20,733.68

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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.