Home / 263,450.40-363,561.53-142,591.67

Finding the Fourth Proportional to 263,450.40, 363,561.53 and 142,591.67

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Solution

The fourth proportional to 263,450.40, 363,561.53 and 142,591.67 is: 196,776.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,450.40 : 363,561.53 = 142,591.67 : x
  2. Step 2: Convert to fraction form
    263,450.40/363,561.53 = 142,591.67/x
  3. Step 3: Cross multiply
    263,450.40x = 363,561.53 × 142,591.67
  4. Step 4: Simplify right side
    263,450.40x = 51,840,843,179.69
  5. Step 5: Solve for x
    x = 51,840,843,179.69/263,450.40
  6. Step 6: Final answer
    x = 196,776.48

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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.