Home / 106,535.03-147,021.44-58,791.47

Finding the Fourth Proportional to 106,535.03, 147,021.44 and 58,791.47

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Solution

The fourth proportional to 106,535.03, 147,021.44 and 58,791.47 is: 81,133.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,535.03 : 147,021.44 = 58,791.47 : x
  2. Step 2: Convert to fraction form
    106,535.03/147,021.44 = 58,791.47/x
  3. Step 3: Cross multiply
    106,535.03x = 147,021.44 × 58,791.47
  4. Step 4: Simplify right side
    106,535.03x = 8,643,605,550.05
  5. Step 5: Solve for x
    x = 8,643,605,550.05/106,535.03
  6. Step 6: Final answer
    x = 81,133.93

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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.