Home / 54,028.60-74,509.14-35,847.28

Finding the Fourth Proportional to 54,028.60, 74,509.14 and 35,847.28

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Solution

The fourth proportional to 54,028.60, 74,509.14 and 35,847.28 is: 49,435.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,028.60 : 74,509.14 = 35,847.28 : x
  2. Step 2: Convert to fraction form
    54,028.60/74,509.14 = 35,847.28/x
  3. Step 3: Cross multiply
    54,028.60x = 74,509.14 × 35,847.28
  4. Step 4: Simplify right side
    54,028.60x = 2,670,950,004.14
  5. Step 5: Solve for x
    x = 2,670,950,004.14/54,028.60
  6. Step 6: Final answer
    x = 49,435.85

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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.