Home / 47,119.28-65,021.64-25,896.56

Finding the Fourth Proportional to 47,119.28, 65,021.64 and 25,896.56

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Solution

The fourth proportional to 47,119.28, 65,021.64 and 25,896.56 is: 35,735.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,119.28 : 65,021.64 = 25,896.56 : x
  2. Step 2: Convert to fraction form
    47,119.28/65,021.64 = 25,896.56/x
  3. Step 3: Cross multiply
    47,119.28x = 65,021.64 × 25,896.56
  4. Step 4: Simplify right side
    47,119.28x = 1,683,836,801.56
  5. Step 5: Solve for x
    x = 1,683,836,801.56/47,119.28
  6. Step 6: Final answer
    x = 35,735.62

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1.5x scale

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.