Home / 39,085.26-58,622.22-12,791.04

Finding the Fourth Proportional to 39,085.26, 58,622.22 and 12,791.04

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Solution

The fourth proportional to 39,085.26, 58,622.22 and 12,791.04 is: 19,184.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,085.26 : 58,622.22 = 12,791.04 : x
  2. Step 2: Convert to fraction form
    39,085.26/58,622.22 = 12,791.04/x
  3. Step 3: Cross multiply
    39,085.26x = 58,622.22 × 12,791.04
  4. Step 4: Simplify right side
    39,085.26x = 749,839,160.91
  5. Step 5: Solve for x
    x = 749,839,160.91/39,085.26
  6. Step 6: Final answer
    x = 19,184.70

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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.