Home / 196,028.72-294,140.24-77,697.44

Finding the Fourth Proportional to 196,028.72, 294,140.24 and 77,697.44

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Solution

The fourth proportional to 196,028.72, 294,140.24 and 77,697.44 is: 116,584.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,028.72 : 294,140.24 = 77,697.44 : x
  2. Step 2: Convert to fraction form
    196,028.72/294,140.24 = 77,697.44/x
  3. Step 3: Cross multiply
    196,028.72x = 294,140.24 × 77,697.44
  4. Step 4: Simplify right side
    196,028.72x = 22,853,943,648.99
  5. Step 5: Solve for x
    x = 22,853,943,648.99/196,028.72
  6. Step 6: Final answer
    x = 116,584.67

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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.