Home / 48,960.28-73,410.63-20,864.62

Finding the Fourth Proportional to 48,960.28, 73,410.63 and 20,864.62

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Solution

The fourth proportional to 48,960.28, 73,410.63 and 20,864.62 is: 31,284.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,960.28 : 73,410.63 = 20,864.62 : x
  2. Step 2: Convert to fraction form
    48,960.28/73,410.63 = 20,864.62/x
  3. Step 3: Cross multiply
    48,960.28x = 73,410.63 × 20,864.62
  4. Step 4: Simplify right side
    48,960.28x = 1,531,684,898.91
  5. Step 5: Solve for x
    x = 1,531,684,898.91/48,960.28
  6. Step 6: Final answer
    x = 31,284.23

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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.