Home / 193,697.22-290,562.53-53,455.85

Finding the Fourth Proportional to 193,697.22, 290,562.53 and 53,455.85

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Solution

The fourth proportional to 193,697.22, 290,562.53 and 53,455.85 is: 80,188.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,697.22 : 290,562.53 = 53,455.85 : x
  2. Step 2: Convert to fraction form
    193,697.22/290,562.53 = 53,455.85/x
  3. Step 3: Cross multiply
    193,697.22x = 290,562.53 × 53,455.85
  4. Step 4: Simplify right side
    193,697.22x = 15,532,265,299.21
  5. Step 5: Solve for x
    x = 15,532,265,299.21/193,697.22
  6. Step 6: Final answer
    x = 80,188.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.