Home / 263,523.92-363,515.46-155,989.14

Finding the Fourth Proportional to 263,523.92, 363,515.46 and 155,989.14

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Solution

The fourth proportional to 263,523.92, 363,515.46 and 155,989.14 is: 215,177.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,523.92 : 363,515.46 = 155,989.14 : x
  2. Step 2: Convert to fraction form
    263,523.92/363,515.46 = 155,989.14/x
  3. Step 3: Cross multiply
    263,523.92x = 363,515.46 × 155,989.14
  4. Step 4: Simplify right side
    263,523.92x = 56,704,463,982.10
  5. Step 5: Solve for x
    x = 56,704,463,982.10/263,523.92
  6. Step 6: Final answer
    x = 215,177.67

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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.