Home / 53,921.91-74,391.01-36,028.60

Finding the Fourth Proportional to 53,921.91, 74,391.01 and 36,028.60

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Solution

The fourth proportional to 53,921.91, 74,391.01 and 36,028.60 is: 49,705.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,921.91 : 74,391.01 = 36,028.60 : x
  2. Step 2: Convert to fraction form
    53,921.91/74,391.01 = 36,028.60/x
  3. Step 3: Cross multiply
    53,921.91x = 74,391.01 × 36,028.60
  4. Step 4: Simplify right side
    53,921.91x = 2,680,203,942.89
  5. Step 5: Solve for x
    x = 2,680,203,942.89/53,921.91
  6. Step 6: Final answer
    x = 49,705.29

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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.