Home / 65,629.44-98,422.56-36,080.64

Finding the Fourth Proportional to 65,629.44, 98,422.56 and 36,080.64

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Solution

The fourth proportional to 65,629.44, 98,422.56 and 36,080.64 is: 54,109.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,629.44 : 98,422.56 = 36,080.64 : x
  2. Step 2: Convert to fraction form
    65,629.44/98,422.56 = 36,080.64/x
  3. Step 3: Cross multiply
    65,629.44x = 98,422.56 × 36,080.64
  4. Step 4: Simplify right side
    65,629.44x = 3,551,148,955.24
  5. Step 5: Solve for x
    x = 3,551,148,955.24/65,629.44
  6. Step 6: Final answer
    x = 54,109.09

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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.