Home / 39,184.06-58,786.04-18,139.27

Finding the Fourth Proportional to 39,184.06, 58,786.04 and 18,139.27

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Solution

The fourth proportional to 39,184.06, 58,786.04 and 18,139.27 is: 27,213.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,184.06 : 58,786.04 = 18,139.27 : x
  2. Step 2: Convert to fraction form
    39,184.06/58,786.04 = 18,139.27/x
  3. Step 3: Cross multiply
    39,184.06x = 58,786.04 × 18,139.27
  4. Step 4: Simplify right side
    39,184.06x = 1,066,335,851.79
  5. Step 5: Solve for x
    x = 1,066,335,851.79/39,184.06
  6. Step 6: Final answer
    x = 27,213.51

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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.