Home / 263,598.42-363,765.16-142,739.70

Finding the Fourth Proportional to 263,598.42, 363,765.16 and 142,739.70

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Solution

The fourth proportional to 263,598.42, 363,765.16 and 142,739.70 is: 196,980.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,598.42 : 363,765.16 = 142,739.70 : x
  2. Step 2: Convert to fraction form
    263,598.42/363,765.16 = 142,739.70/x
  3. Step 3: Cross multiply
    263,598.42x = 363,765.16 × 142,739.70
  4. Step 4: Simplify right side
    263,598.42x = 51,923,727,276.33
  5. Step 5: Solve for x
    x = 51,923,727,276.33/263,598.42
  6. Step 6: Final answer
    x = 196,980.42

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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.