Home / 106,519.32-146,994.12-58,772.52

Finding the Fourth Proportional to 106,519.32, 146,994.12 and 58,772.52

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Solution

The fourth proportional to 106,519.32, 146,994.12 and 58,772.52 is: 81,104.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,519.32 : 146,994.12 = 58,772.52 : x
  2. Step 2: Convert to fraction form
    106,519.32/146,994.12 = 58,772.52/x
  3. Step 3: Cross multiply
    106,519.32x = 146,994.12 × 58,772.52
  4. Step 4: Simplify right side
    106,519.32x = 8,639,214,857.58
  5. Step 5: Solve for x
    x = 8,639,214,857.58/106,519.32
  6. Step 6: Final answer
    x = 81,104.68

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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.