Home / 48,983.24-67,518.68-38,618.03

Finding the Fourth Proportional to 48,983.24, 67,518.68 and 38,618.03

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Solution

The fourth proportional to 48,983.24, 67,518.68 and 38,618.03 is: 53,231.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,983.24 : 67,518.68 = 38,618.03 : x
  2. Step 2: Convert to fraction form
    48,983.24/67,518.68 = 38,618.03/x
  3. Step 3: Cross multiply
    48,983.24x = 67,518.68 × 38,618.03
  4. Step 4: Simplify right side
    48,983.24x = 2,607,437,879.12
  5. Step 5: Solve for x
    x = 2,607,437,879.12/48,983.24
  6. Step 6: Final answer
    x = 53,231.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.