Home / 34,194.69-47,193.44-20,763.95

Finding the Fourth Proportional to 34,194.69, 47,193.44 and 20,763.95

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Solution

The fourth proportional to 34,194.69, 47,193.44 and 20,763.95 is: 28,657.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,194.69 : 47,193.44 = 20,763.95 : x
  2. Step 2: Convert to fraction form
    34,194.69/47,193.44 = 20,763.95/x
  3. Step 3: Cross multiply
    34,194.69x = 47,193.44 × 20,763.95
  4. Step 4: Simplify right side
    34,194.69x = 979,921,888.70
  5. Step 5: Solve for x
    x = 979,921,888.70/34,194.69
  6. Step 6: Final answer
    x = 28,657.14

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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.