Home / 41,859.10-62,790.47-20,809.23

Finding the Fourth Proportional to 41,859.10, 62,790.47 and 20,809.23

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Solution

The fourth proportional to 41,859.10, 62,790.47 and 20,809.23 is: 31,214.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,859.10 : 62,790.47 = 20,809.23 : x
  2. Step 2: Convert to fraction form
    41,859.10/62,790.47 = 20,809.23/x
  3. Step 3: Cross multiply
    41,859.10x = 62,790.47 × 20,809.23
  4. Step 4: Simplify right side
    41,859.10x = 1,306,621,332.04
  5. Step 5: Solve for x
    x = 1,306,621,332.04/41,859.10
  6. Step 6: Final answer
    x = 31,214.75

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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.