Home / 75,982.14-113,970.47-23,390.25

Finding the Fourth Proportional to 75,982.14, 113,970.47 and 23,390.25

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Solution

The fourth proportional to 75,982.14, 113,970.47 and 23,390.25 is: 35,084.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,982.14 : 113,970.47 = 23,390.25 : x
  2. Step 2: Convert to fraction form
    75,982.14/113,970.47 = 23,390.25/x
  3. Step 3: Cross multiply
    75,982.14x = 113,970.47 × 23,390.25
  4. Step 4: Simplify right side
    75,982.14x = 2,665,797,668.97
  5. Step 5: Solve for x
    x = 2,665,797,668.97/75,982.14
  6. Step 6: Final answer
    x = 35,084.53

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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.