Home / 108,673.14-149,969.46-63,382.52

Finding the Fourth Proportional to 108,673.14, 149,969.46 and 63,382.52

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Solution

The fourth proportional to 108,673.14, 149,969.46 and 63,382.52 is: 87,468.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,673.14 : 149,969.46 = 63,382.52 : x
  2. Step 2: Convert to fraction form
    108,673.14/149,969.46 = 63,382.52/x
  3. Step 3: Cross multiply
    108,673.14x = 149,969.46 × 63,382.52
  4. Step 4: Simplify right side
    108,673.14x = 9,505,442,297.84
  5. Step 5: Solve for x
    x = 9,505,442,297.84/108,673.14
  6. Step 6: Final answer
    x = 87,468.18

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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.