Home / 263,563.18-363,710.49-147,277.64

Finding the Fourth Proportional to 263,563.18, 363,710.49 and 147,277.64

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Solution

The fourth proportional to 263,563.18, 363,710.49 and 147,277.64 is: 203,239.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,563.18 : 363,710.49 = 147,277.64 : x
  2. Step 2: Convert to fraction form
    263,563.18/363,710.49 = 147,277.64/x
  3. Step 3: Cross multiply
    263,563.18x = 363,710.49 × 147,277.64
  4. Step 4: Simplify right side
    263,563.18x = 53,566,422,610.44
  5. Step 5: Solve for x
    x = 53,566,422,610.44/263,563.18
  6. Step 6: Final answer
    x = 203,239.40

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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.