Home / 30,083.88-41,519.48-17,166.34

Finding the Fourth Proportional to 30,083.88, 41,519.48 and 17,166.34

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Solution

The fourth proportional to 30,083.88, 41,519.48 and 17,166.34 is: 23,691.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,083.88 : 41,519.48 = 17,166.34 : x
  2. Step 2: Convert to fraction form
    30,083.88/41,519.48 = 17,166.34/x
  3. Step 3: Cross multiply
    30,083.88x = 41,519.48 × 17,166.34
  4. Step 4: Simplify right side
    30,083.88x = 712,737,510.30
  5. Step 5: Solve for x
    x = 712,737,510.30/30,083.88
  6. Step 6: Final answer
    x = 23,691.68

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1.5x scale

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.