Home / 263,600.51-363,768.04-142,741.79

Finding the Fourth Proportional to 263,600.51, 363,768.04 and 142,741.79

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Solution

The fourth proportional to 263,600.51, 363,768.04 and 142,741.79 is: 196,983.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,600.51 : 363,768.04 = 142,741.79 : x
  2. Step 2: Convert to fraction form
    263,600.51/363,768.04 = 142,741.79/x
  3. Step 3: Cross multiply
    263,600.51x = 363,768.04 × 142,741.79
  4. Step 4: Simplify right side
    263,600.51x = 51,924,901,174.39
  5. Step 5: Solve for x
    x = 51,924,901,174.39/263,600.51
  6. Step 6: Final answer
    x = 196,983.31

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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.