Home / 53,770.54-80,651.76-21,751.65

Finding the Fourth Proportional to 53,770.54, 80,651.76 and 21,751.65

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Solution

The fourth proportional to 53,770.54, 80,651.76 and 21,751.65 is: 32,625.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,770.54 : 80,651.76 = 21,751.65 : x
  2. Step 2: Convert to fraction form
    53,770.54/80,651.76 = 21,751.65/x
  3. Step 3: Cross multiply
    53,770.54x = 80,651.76 × 21,751.65
  4. Step 4: Simplify right side
    53,770.54x = 1,754,308,855.40
  5. Step 5: Solve for x
    x = 1,754,308,855.40/53,770.54
  6. Step 6: Final answer
    x = 32,625.84

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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.