Home / 192,941.33-289,412.12-80,560.24

Finding the Fourth Proportional to 192,941.33, 289,412.12 and 80,560.24

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Solution

The fourth proportional to 192,941.33, 289,412.12 and 80,560.24 is: 120,840.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,941.33 : 289,412.12 = 80,560.24 : x
  2. Step 2: Convert to fraction form
    192,941.33/289,412.12 = 80,560.24/x
  3. Step 3: Cross multiply
    192,941.33x = 289,412.12 × 80,560.24
  4. Step 4: Simplify right side
    192,941.33x = 23,315,109,323.98
  5. Step 5: Solve for x
    x = 23,315,109,323.98/192,941.33
  6. Step 6: Final answer
    x = 120,840.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.