Home / 192,149.80-265,166.69-107,266.86

Finding the Fourth Proportional to 192,149.80, 265,166.69 and 107,266.86

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Solution

The fourth proportional to 192,149.80, 265,166.69 and 107,266.86 is: 148,028.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,149.80 : 265,166.69 = 107,266.86 : x
  2. Step 2: Convert to fraction form
    192,149.80/265,166.69 = 107,266.86/x
  3. Step 3: Cross multiply
    192,149.80x = 265,166.69 × 107,266.86
  4. Step 4: Simplify right side
    192,149.80x = 28,443,597,676.56
  5. Step 5: Solve for x
    x = 28,443,597,676.56/192,149.80
  6. Step 6: Final answer
    x = 148,028.25

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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.