Home / 48,979.24-67,591.62-28,837

Finding the Fourth Proportional to 48,979.24, 67,591.62 and 28,837

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Solution

The fourth proportional to 48,979.24, 67,591.62 and 28,837 is: 39,795.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,979.24 : 67,591.62 = 28,837 : x
  2. Step 2: Convert to fraction form
    48,979.24/67,591.62 = 28,837/x
  3. Step 3: Cross multiply
    48,979.24x = 67,591.62 × 28,837
  4. Step 4: Simplify right side
    48,979.24x = 1,949,139,545.94
  5. Step 5: Solve for x
    x = 1,949,139,545.94/48,979.24
  6. Step 6: Final answer
    x = 39,795.22

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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.