Home / 69,517.65-104,276.48-66,796.05

Finding the Fourth Proportional to 69,517.65, 104,276.48 and 66,796.05

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Solution

The fourth proportional to 69,517.65, 104,276.48 and 66,796.05 is: 100,194.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,517.65 : 104,276.48 = 66,796.05 : x
  2. Step 2: Convert to fraction form
    69,517.65/104,276.48 = 66,796.05/x
  3. Step 3: Cross multiply
    69,517.65x = 104,276.48 × 66,796.05
  4. Step 4: Simplify right side
    69,517.65x = 6,965,256,637.92
  5. Step 5: Solve for x
    x = 6,965,256,637.92/69,517.65
  6. Step 6: Final answer
    x = 100,194.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.