Home / 263,938.05-395,907.89-64,258.47

Finding the Fourth Proportional to 263,938.05, 395,907.89 and 64,258.47

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Solution

The fourth proportional to 263,938.05, 395,907.89 and 64,258.47 is: 96,387.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,938.05 : 395,907.89 = 64,258.47 : x
  2. Step 2: Convert to fraction form
    263,938.05/395,907.89 = 64,258.47/x
  3. Step 3: Cross multiply
    263,938.05x = 395,907.89 × 64,258.47
  4. Step 4: Simplify right side
    263,938.05x = 25,440,434,951.04
  5. Step 5: Solve for x
    x = 25,440,434,951.04/263,938.05
  6. Step 6: Final answer
    x = 96,387.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.