Home / 106,736.58-147,275.55-64,297.44

Finding the Fourth Proportional to 106,736.58, 147,275.55 and 64,297.44

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Solution

The fourth proportional to 106,736.58, 147,275.55 and 64,297.44 is: 88,717.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,736.58 : 147,275.55 = 64,297.44 : x
  2. Step 2: Convert to fraction form
    106,736.58/147,275.55 = 64,297.44/x
  3. Step 3: Cross multiply
    106,736.58x = 147,275.55 × 64,297.44
  4. Step 4: Simplify right side
    106,736.58x = 9,469,440,839.59
  5. Step 5: Solve for x
    x = 9,469,440,839.59/106,736.58
  6. Step 6: Final answer
    x = 88,717.86

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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.