Home / 108,268.70-162,329.13-57,675.29

Finding the Fourth Proportional to 108,268.70, 162,329.13 and 57,675.29

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Solution

The fourth proportional to 108,268.70, 162,329.13 and 57,675.29 is: 86,473.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,268.70 : 162,329.13 = 57,675.29 : x
  2. Step 2: Convert to fraction form
    108,268.70/162,329.13 = 57,675.29/x
  3. Step 3: Cross multiply
    108,268.70x = 162,329.13 × 57,675.29
  4. Step 4: Simplify right side
    108,268.70x = 9,362,378,836.55
  5. Step 5: Solve for x
    x = 9,362,378,836.55/108,268.70
  6. Step 6: Final answer
    x = 86,473.55

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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.