Home / 263,147.80-363,061.08-161,066.86

Finding the Fourth Proportional to 263,147.80, 363,061.08 and 161,066.86

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Solution

The fourth proportional to 263,147.80, 363,061.08 and 161,066.86 is: 222,221.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,147.80 : 363,061.08 = 161,066.86 : x
  2. Step 2: Convert to fraction form
    263,147.80/363,061.08 = 161,066.86/x
  3. Step 3: Cross multiply
    263,147.80x = 363,061.08 × 161,066.86
  4. Step 4: Simplify right side
    263,147.80x = 58,477,108,143.81
  5. Step 5: Solve for x
    x = 58,477,108,143.81/263,147.80
  6. Step 6: Final answer
    x = 222,221.54

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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.