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Finding the Fourth Proportional to 77,495.67, 116,263.08 and 22,091.67

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Solution

The fourth proportional to 77,495.67, 116,263.08 and 22,091.67 is: 33,143.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,495.67 : 116,263.08 = 22,091.67 : x
  2. Step 2: Convert to fraction form
    77,495.67/116,263.08 = 22,091.67/x
  3. Step 3: Cross multiply
    77,495.67x = 116,263.08 × 22,091.67
  4. Step 4: Simplify right side
    77,495.67x = 2,568,445,596.54
  5. Step 5: Solve for x
    x = 2,568,445,596.54/77,495.67
  6. Step 6: Final answer
    x = 33,143.09

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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.