Home / 84,202.75-126,237.03-48,623.67

Finding the Fourth Proportional to 84,202.75, 126,237.03 and 48,623.67

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Solution

The fourth proportional to 84,202.75, 126,237.03 and 48,623.67 is: 72,896.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,202.75 : 126,237.03 = 48,623.67 : x
  2. Step 2: Convert to fraction form
    84,202.75/126,237.03 = 48,623.67/x
  3. Step 3: Cross multiply
    84,202.75x = 126,237.03 × 48,623.67
  4. Step 4: Simplify right side
    84,202.75x = 6,138,107,688.50
  5. Step 5: Solve for x
    x = 6,138,107,688.50/84,202.75
  6. Step 6: Final answer
    x = 72,896.76

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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.