Home / 263,575.43-363,727.40-147,289.89

Finding the Fourth Proportional to 263,575.43, 363,727.40 and 147,289.89

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Solution

The fourth proportional to 263,575.43, 363,727.40 and 147,289.89 is: 203,256.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,575.43 : 363,727.40 = 147,289.89 : x
  2. Step 2: Convert to fraction form
    263,575.43/363,727.40 = 147,289.89/x
  3. Step 3: Cross multiply
    263,575.43x = 363,727.40 × 147,289.89
  4. Step 4: Simplify right side
    263,575.43x = 53,573,367,999.54
  5. Step 5: Solve for x
    x = 53,573,367,999.54/263,575.43
  6. Step 6: Final answer
    x = 203,256.31

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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.