Home / 190,144.69-262,381.68-113,648.44

Finding the Fourth Proportional to 190,144.69, 262,381.68 and 113,648.44

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Solution

The fourth proportional to 190,144.69, 262,381.68 and 113,648.44 is: 156,824.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,144.69 : 262,381.68 = 113,648.44 : x
  2. Step 2: Convert to fraction form
    190,144.69/262,381.68 = 113,648.44/x
  3. Step 3: Cross multiply
    190,144.69x = 262,381.68 × 113,648.44
  4. Step 4: Simplify right side
    190,144.69x = 29,819,269,190.54
  5. Step 5: Solve for x
    x = 29,819,269,190.54/190,144.69
  6. Step 6: Final answer
    x = 156,824.10

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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.