Home / 34,154.82-51,230.34-13,104.96

Finding the Fourth Proportional to 34,154.82, 51,230.34 and 13,104.96

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Solution

The fourth proportional to 34,154.82, 51,230.34 and 13,104.96 is: 19,656.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,154.82 : 51,230.34 = 13,104.96 : x
  2. Step 2: Convert to fraction form
    34,154.82/51,230.34 = 13,104.96/x
  3. Step 3: Cross multiply
    34,154.82x = 51,230.34 × 13,104.96
  4. Step 4: Simplify right side
    34,154.82x = 671,371,556.49
  5. Step 5: Solve for x
    x = 671,371,556.49/34,154.82
  6. Step 6: Final answer
    x = 19,656.71

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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.