Home / 263,485.08-363,609.27-142,627.37

Finding the Fourth Proportional to 263,485.08, 363,609.27 and 142,627.37

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Solution

The fourth proportional to 263,485.08, 363,609.27 and 142,627.37 is: 196,825.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,485.08 : 363,609.27 = 142,627.37 : x
  2. Step 2: Convert to fraction form
    263,485.08/363,609.27 = 142,627.37/x
  3. Step 3: Cross multiply
    263,485.08x = 363,609.27 × 142,627.37
  4. Step 4: Simplify right side
    263,485.08x = 51,860,632,069.67
  5. Step 5: Solve for x
    x = 51,860,632,069.67/263,485.08
  6. Step 6: Final answer
    x = 196,825.69

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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.