Home / 192,914.10-266,215.26-106,869.57

Finding the Fourth Proportional to 192,914.10, 266,215.26 and 106,869.57

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Solution

The fourth proportional to 192,914.10, 266,215.26 and 106,869.57 is: 147,476.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,914.10 : 266,215.26 = 106,869.57 : x
  2. Step 2: Convert to fraction form
    192,914.10/266,215.26 = 106,869.57/x
  3. Step 3: Cross multiply
    192,914.10x = 266,215.26 × 106,869.57
  4. Step 4: Simplify right side
    192,914.10x = 28,450,310,363.64
  5. Step 5: Solve for x
    x = 28,450,310,363.64/192,914.10
  6. Step 6: Final answer
    x = 147,476.57

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1.5x scale

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.