Home / 91,743.70-137,615.55-25,194.10

Finding the Fourth Proportional to 91,743.70, 137,615.55 and 25,194.10

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Solution

The fourth proportional to 91,743.70, 137,615.55 and 25,194.10 is: 37,791.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,743.70 : 137,615.55 = 25,194.10 : x
  2. Step 2: Convert to fraction form
    91,743.70/137,615.55 = 25,194.10/x
  3. Step 3: Cross multiply
    91,743.70x = 137,615.55 × 25,194.10
  4. Step 4: Simplify right side
    91,743.70x = 3,467,099,928.26
  5. Step 5: Solve for x
    x = 3,467,099,928.26/91,743.70
  6. Step 6: Final answer
    x = 37,791.15

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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.