Home / 82,243.91-123,370.26-26,088.27

Finding the Fourth Proportional to 82,243.91, 123,370.26 and 26,088.27

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Solution

The fourth proportional to 82,243.91, 123,370.26 and 26,088.27 is: 39,133.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,243.91 : 123,370.26 = 26,088.27 : x
  2. Step 2: Convert to fraction form
    82,243.91/123,370.26 = 26,088.27/x
  3. Step 3: Cross multiply
    82,243.91x = 123,370.26 × 26,088.27
  4. Step 4: Simplify right side
    82,243.91x = 3,218,516,652.85
  5. Step 5: Solve for x
    x = 3,218,516,652.85/82,243.91
  6. Step 6: Final answer
    x = 39,133.80

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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.