Home / 75,680.58-104,439.23-43,867.94

Finding the Fourth Proportional to 75,680.58, 104,439.23 and 43,867.94

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Solution

The fourth proportional to 75,680.58, 104,439.23 and 43,867.94 is: 60,537.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,680.58 : 104,439.23 = 43,867.94 : x
  2. Step 2: Convert to fraction form
    75,680.58/104,439.23 = 43,867.94/x
  3. Step 3: Cross multiply
    75,680.58x = 104,439.23 × 43,867.94
  4. Step 4: Simplify right side
    75,680.58x = 4,581,533,298.26
  5. Step 5: Solve for x
    x = 4,581,533,298.26/75,680.58
  6. Step 6: Final answer
    x = 60,537.76

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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.