Home / 48,678.27-67,172.00-27,462.75

Finding the Fourth Proportional to 48,678.27, 67,172.00 and 27,462.75

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Solution

The fourth proportional to 48,678.27, 67,172.00 and 27,462.75 is: 37,896.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,678.27 : 67,172.00 = 27,462.75 : x
  2. Step 2: Convert to fraction form
    48,678.27/67,172.00 = 27,462.75/x
  3. Step 3: Cross multiply
    48,678.27x = 67,172.00 × 27,462.75
  4. Step 4: Simplify right side
    48,678.27x = 1,844,727,705.69
  5. Step 5: Solve for x
    x = 1,844,727,705.69/48,678.27
  6. Step 6: Final answer
    x = 37,896.33

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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.