Home / 192,425.67-265,375.48-120,812.37

Finding the Fourth Proportional to 192,425.67, 265,375.48 and 120,812.37

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Solution

The fourth proportional to 192,425.67, 265,375.48 and 120,812.37 is: 166,613.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,425.67 : 265,375.48 = 120,812.37 : x
  2. Step 2: Convert to fraction form
    192,425.67/265,375.48 = 120,812.37/x
  3. Step 3: Cross multiply
    192,425.67x = 265,375.48 × 120,812.37
  4. Step 4: Simplify right side
    192,425.67x = 32,060,640,678.69
  5. Step 5: Solve for x
    x = 32,060,640,678.69/192,425.67
  6. Step 6: Final answer
    x = 166,613.12

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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.