Home / 106,464.13-146,919.38-58,716.45

Finding the Fourth Proportional to 106,464.13, 146,919.38 and 58,716.45

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Solution

The fourth proportional to 106,464.13, 146,919.38 and 58,716.45 is: 81,028.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,464.13 : 146,919.38 = 58,716.45 : x
  2. Step 2: Convert to fraction form
    106,464.13/146,919.38 = 58,716.45/x
  3. Step 3: Cross multiply
    106,464.13x = 146,919.38 × 58,716.45
  4. Step 4: Simplify right side
    106,464.13x = 8,626,584,429.80
  5. Step 5: Solve for x
    x = 8,626,584,429.80/106,464.13
  6. Step 6: Final answer
    x = 81,028.08

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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.