Home / 150,613.15-208,062.42-120,358.84

Finding the Fourth Proportional to 150,613.15, 208,062.42 and 120,358.84

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Solution

The fourth proportional to 150,613.15, 208,062.42 and 120,358.84 is: 166,268.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,613.15 : 208,062.42 = 120,358.84 : x
  2. Step 2: Convert to fraction form
    150,613.15/208,062.42 = 120,358.84/x
  3. Step 3: Cross multiply
    150,613.15x = 208,062.42 × 120,358.84
  4. Step 4: Simplify right side
    150,613.15x = 25,042,151,518.79
  5. Step 5: Solve for x
    x = 25,042,151,518.79/150,613.15
  6. Step 6: Final answer
    x = 166,268.03

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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.