Home / 49,150.64-73,754.56-20,685.52

Finding the Fourth Proportional to 49,150.64, 73,754.56 and 20,685.52

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Solution

The fourth proportional to 49,150.64, 73,754.56 and 20,685.52 is: 31,040.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,150.64 : 73,754.56 = 20,685.52 : x
  2. Step 2: Convert to fraction form
    49,150.64/73,754.56 = 20,685.52/x
  3. Step 3: Cross multiply
    49,150.64x = 73,754.56 × 20,685.52
  4. Step 4: Simplify right side
    49,150.64x = 1,525,651,425.97
  5. Step 5: Solve for x
    x = 1,525,651,425.97/49,150.64
  6. Step 6: Final answer
    x = 31,040.32

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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.