Home / 47,138.45-65,052.33-25,629.63

Finding the Fourth Proportional to 47,138.45, 65,052.33 and 25,629.63

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Solution

The fourth proportional to 47,138.45, 65,052.33 and 25,629.63 is: 35,369.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,138.45 : 65,052.33 = 25,629.63 : x
  2. Step 2: Convert to fraction form
    47,138.45/65,052.33 = 25,629.63/x
  3. Step 3: Cross multiply
    47,138.45x = 65,052.33 × 25,629.63
  4. Step 4: Simplify right side
    47,138.45x = 1,667,267,148.54
  5. Step 5: Solve for x
    x = 1,667,267,148.54/47,138.45
  6. Step 6: Final answer
    x = 35,369.58

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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.