Home / 53,729.73-74,147.84-29,857.95

Finding the Fourth Proportional to 53,729.73, 74,147.84 and 29,857.95

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Solution

The fourth proportional to 53,729.73, 74,147.84 and 29,857.95 is: 41,204.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,729.73 : 74,147.84 = 29,857.95 : x
  2. Step 2: Convert to fraction form
    53,729.73/74,147.84 = 29,857.95/x
  3. Step 3: Cross multiply
    53,729.73x = 74,147.84 × 29,857.95
  4. Step 4: Simplify right side
    53,729.73x = 2,213,902,350.04
  5. Step 5: Solve for x
    x = 2,213,902,350.04/53,729.73
  6. Step 6: Final answer
    x = 41,204.42

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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.