Home / 190,609.44-263,072.52-105,753.84

Finding the Fourth Proportional to 190,609.44, 263,072.52 and 105,753.84

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Solution

The fourth proportional to 190,609.44, 263,072.52 and 105,753.84 is: 145,957.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,609.44 : 263,072.52 = 105,753.84 : x
  2. Step 2: Convert to fraction form
    190,609.44/263,072.52 = 105,753.84/x
  3. Step 3: Cross multiply
    190,609.44x = 263,072.52 × 105,753.84
  4. Step 4: Simplify right side
    190,609.44x = 27,820,929,188.48
  5. Step 5: Solve for x
    x = 27,820,929,188.48/190,609.44
  6. Step 6: Final answer
    x = 145,957.77

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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.