Home / 190,725.33-263,192.07-105,841.65

Finding the Fourth Proportional to 190,725.33, 263,192.07 and 105,841.65

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Solution

The fourth proportional to 190,725.33, 263,192.07 and 105,841.65 is: 146,056.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,725.33 : 263,192.07 = 105,841.65 : x
  2. Step 2: Convert to fraction form
    190,725.33/263,192.07 = 105,841.65/x
  3. Step 3: Cross multiply
    190,725.33x = 263,192.07 × 105,841.65
  4. Step 4: Simplify right side
    190,725.33x = 27,856,682,955.72
  5. Step 5: Solve for x
    x = 27,856,682,955.72/190,725.33
  6. Step 6: Final answer
    x = 146,056.55

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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.