Home / 75,770.30-104,555.88-43,935.75

Finding the Fourth Proportional to 75,770.30, 104,555.88 and 43,935.75

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Solution

The fourth proportional to 75,770.30, 104,555.88 and 43,935.75 is: 60,627.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,770.30 : 104,555.88 = 43,935.75 : x
  2. Step 2: Convert to fraction form
    75,770.30/104,555.88 = 43,935.75/x
  3. Step 3: Cross multiply
    75,770.30x = 104,555.88 × 43,935.75
  4. Step 4: Simplify right side
    75,770.30x = 4,593,741,004.71
  5. Step 5: Solve for x
    x = 4,593,741,004.71/75,770.30
  6. Step 6: Final answer
    x = 60,627.20

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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.