Home / 193,200.72-289,768.26-51,047.56

Finding the Fourth Proportional to 193,200.72, 289,768.26 and 51,047.56

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Solution

The fourth proportional to 193,200.72, 289,768.26 and 51,047.56 is: 76,562.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,200.72 : 289,768.26 = 51,047.56 : x
  2. Step 2: Convert to fraction form
    193,200.72/289,768.26 = 51,047.56/x
  3. Step 3: Cross multiply
    193,200.72x = 289,768.26 × 51,047.56
  4. Step 4: Simplify right side
    193,200.72x = 14,791,962,638.45
  5. Step 5: Solve for x
    x = 14,791,962,638.45/193,200.72
  6. Step 6: Final answer
    x = 76,562.67

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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.