Home / 50,749.14-76,130.94-15,691.50

Finding the Fourth Proportional to 50,749.14, 76,130.94 and 15,691.50

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Solution

The fourth proportional to 50,749.14, 76,130.94 and 15,691.50 is: 23,539.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,749.14 : 76,130.94 = 15,691.50 : x
  2. Step 2: Convert to fraction form
    50,749.14/76,130.94 = 15,691.50/x
  3. Step 3: Cross multiply
    50,749.14x = 76,130.94 × 15,691.50
  4. Step 4: Simplify right side
    50,749.14x = 1,194,608,645.01
  5. Step 5: Solve for x
    x = 1,194,608,645.01/50,749.14
  6. Step 6: Final answer
    x = 23,539.49

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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.