Home / 190,107.44-262,406.76-109,588.82

Finding the Fourth Proportional to 190,107.44, 262,406.76 and 109,588.82

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Solution

The fourth proportional to 190,107.44, 262,406.76 and 109,588.82 is: 151,266.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,107.44 : 262,406.76 = 109,588.82 : x
  2. Step 2: Convert to fraction form
    190,107.44/262,406.76 = 109,588.82/x
  3. Step 3: Cross multiply
    190,107.44x = 262,406.76 × 109,588.82
  4. Step 4: Simplify right side
    190,107.44x = 28,756,847,188.42
  5. Step 5: Solve for x
    x = 28,756,847,188.42/190,107.44
  6. Step 6: Final answer
    x = 151,266.29

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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.