Home / 141,309.38-211,918.79-46,517.51

Finding the Fourth Proportional to 141,309.38, 211,918.79 and 46,517.51

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Solution

The fourth proportional to 141,309.38, 211,918.79 and 46,517.51 is: 69,761.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,309.38 : 211,918.79 = 46,517.51 : x
  2. Step 2: Convert to fraction form
    141,309.38/211,918.79 = 46,517.51/x
  3. Step 3: Cross multiply
    141,309.38x = 211,918.79 × 46,517.51
  4. Step 4: Simplify right side
    141,309.38x = 9,857,935,079.10
  5. Step 5: Solve for x
    x = 9,857,935,079.10/141,309.38
  6. Step 6: Final answer
    x = 69,761.36

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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.