Home / 73,821.44-101,873.28-40,287.36

Finding the Fourth Proportional to 73,821.44, 101,873.28 and 40,287.36

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Solution

The fourth proportional to 73,821.44, 101,873.28 and 40,287.36 is: 55,596.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,821.44 : 101,873.28 = 40,287.36 : x
  2. Step 2: Convert to fraction form
    73,821.44/101,873.28 = 40,287.36/x
  3. Step 3: Cross multiply
    73,821.44x = 101,873.28 × 40,287.36
  4. Step 4: Simplify right side
    73,821.44x = 4,104,205,505.74
  5. Step 5: Solve for x
    x = 4,104,205,505.74/73,821.44
  6. Step 6: Final answer
    x = 55,596.39

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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.