Home / 54,273.08-74,940.10-36,141.48

Finding the Fourth Proportional to 54,273.08, 74,940.10 and 36,141.48

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Solution

The fourth proportional to 54,273.08, 74,940.10 and 36,141.48 is: 49,904.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,273.08 : 74,940.10 = 36,141.48 : x
  2. Step 2: Convert to fraction form
    54,273.08/74,940.10 = 36,141.48/x
  3. Step 3: Cross multiply
    54,273.08x = 74,940.10 × 36,141.48
  4. Step 4: Simplify right side
    54,273.08x = 2,708,446,125.35
  5. Step 5: Solve for x
    x = 2,708,446,125.35/54,273.08
  6. Step 6: Final answer
    x = 49,904.04

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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.