Home / 47,979.99-71,976.06-16,396.07

Finding the Fourth Proportional to 47,979.99, 71,976.06 and 16,396.07

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Solution

The fourth proportional to 47,979.99, 71,976.06 and 16,396.07 is: 24,596.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,979.99 : 71,976.06 = 16,396.07 : x
  2. Step 2: Convert to fraction form
    47,979.99/71,976.06 = 16,396.07/x
  3. Step 3: Cross multiply
    47,979.99x = 71,976.06 × 16,396.07
  4. Step 4: Simplify right side
    47,979.99x = 1,180,124,158.20
  5. Step 5: Solve for x
    x = 1,180,124,158.20/47,979.99
  6. Step 6: Final answer
    x = 24,596.17

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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.