Home / 263,623.12-363,800.24-142,764.60

Finding the Fourth Proportional to 263,623.12, 363,800.24 and 142,764.60

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Solution

The fourth proportional to 263,623.12, 363,800.24 and 142,764.60 is: 197,015.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,623.12 : 363,800.24 = 142,764.60 : x
  2. Step 2: Convert to fraction form
    263,623.12/363,800.24 = 142,764.60/x
  3. Step 3: Cross multiply
    263,623.12x = 363,800.24 × 142,764.60
  4. Step 4: Simplify right side
    263,623.12x = 51,937,795,743.50
  5. Step 5: Solve for x
    x = 51,937,795,743.50/263,623.12
  6. Step 6: Final answer
    x = 197,015.33

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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.