Home / 263,544.88-363,685.20-147,259.28

Finding the Fourth Proportional to 263,544.88, 363,685.20 and 147,259.28

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Solution

The fourth proportional to 263,544.88, 363,685.20 and 147,259.28 is: 203,214.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,544.88 : 363,685.20 = 147,259.28 : x
  2. Step 2: Convert to fraction form
    263,544.88/363,685.20 = 147,259.28/x
  3. Step 3: Cross multiply
    263,544.88x = 363,685.20 × 147,259.28
  4. Step 4: Simplify right side
    263,544.88x = 53,556,020,698.66
  5. Step 5: Solve for x
    x = 53,556,020,698.66/263,544.88
  6. Step 6: Final answer
    x = 203,214.04

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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.