Home / 54,301.08-74,935.50-33,080.33

Finding the Fourth Proportional to 54,301.08, 74,935.50 and 33,080.33

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Solution

The fourth proportional to 54,301.08, 74,935.50 and 33,080.33 is: 45,650.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,301.08 : 74,935.50 = 33,080.33 : x
  2. Step 2: Convert to fraction form
    54,301.08/74,935.50 = 33,080.33/x
  3. Step 3: Cross multiply
    54,301.08x = 74,935.50 × 33,080.33
  4. Step 4: Simplify right side
    54,301.08x = 2,478,891,132.00
  5. Step 5: Solve for x
    x = 2,478,891,132.00/54,301.08
  6. Step 6: Final answer
    x = 45,650.86

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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.