Home / 75,273.09-103,869.36-43,452.24

Finding the Fourth Proportional to 75,273.09, 103,869.36 and 43,452.24

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Solution

The fourth proportional to 75,273.09, 103,869.36 and 43,452.24 is: 59,959.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,273.09 : 103,869.36 = 43,452.24 : x
  2. Step 2: Convert to fraction form
    75,273.09/103,869.36 = 43,452.24/x
  3. Step 3: Cross multiply
    75,273.09x = 103,869.36 × 43,452.24
  4. Step 4: Simplify right side
    75,273.09x = 4,513,356,359.37
  5. Step 5: Solve for x
    x = 4,513,356,359.37/75,273.09
  6. Step 6: Final answer
    x = 59,959.76

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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.