Home / 109,450.33-164,175.49-84,526.73

Finding the Fourth Proportional to 109,450.33, 164,175.49 and 84,526.73

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Solution

The fourth proportional to 109,450.33, 164,175.49 and 84,526.73 is: 126,790.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,450.33 : 164,175.49 = 84,526.73 : x
  2. Step 2: Convert to fraction form
    109,450.33/164,175.49 = 84,526.73/x
  3. Step 3: Cross multiply
    109,450.33x = 164,175.49 × 84,526.73
  4. Step 4: Simplify right side
    109,450.33x = 13,877,217,315.85
  5. Step 5: Solve for x
    x = 13,877,217,315.85/109,450.33
  6. Step 6: Final answer
    x = 126,790.09

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1.5x scale

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.