Home / 263,544.60-363,687.15-142,684.91

Finding the Fourth Proportional to 263,544.60, 363,687.15 and 142,684.91

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Solution

The fourth proportional to 263,544.60, 363,687.15 and 142,684.91 is: 196,902.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,544.60 : 363,687.15 = 142,684.91 : x
  2. Step 2: Convert to fraction form
    263,544.60/363,687.15 = 142,684.91/x
  3. Step 3: Cross multiply
    263,544.60x = 363,687.15 × 142,684.91
  4. Step 4: Simplify right side
    263,544.60x = 51,892,668,265.91
  5. Step 5: Solve for x
    x = 51,892,668,265.91/263,544.60
  6. Step 6: Final answer
    x = 196,902.79

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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.