Home / 75,449.46-104,132.96-43,636.71

Finding the Fourth Proportional to 75,449.46, 104,132.96 and 43,636.71

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Solution

The fourth proportional to 75,449.46, 104,132.96 and 43,636.71 is: 60,226.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,449.46 : 104,132.96 = 43,636.71 : x
  2. Step 2: Convert to fraction form
    75,449.46/104,132.96 = 43,636.71/x
  3. Step 3: Cross multiply
    75,449.46x = 104,132.96 × 43,636.71
  4. Step 4: Simplify right side
    75,449.46x = 4,544,019,558.78
  5. Step 5: Solve for x
    x = 4,544,019,558.78/75,449.46
  6. Step 6: Final answer
    x = 60,226.01

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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.