Home / 69,697.45-104,546.26-19,096.91

Finding the Fourth Proportional to 69,697.45, 104,546.26 and 19,096.91

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Solution

The fourth proportional to 69,697.45, 104,546.26 and 19,096.91 is: 28,645.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,697.45 : 104,546.26 = 19,096.91 : x
  2. Step 2: Convert to fraction form
    69,697.45/104,546.26 = 19,096.91/x
  3. Step 3: Cross multiply
    69,697.45x = 104,546.26 × 19,096.91
  4. Step 4: Simplify right side
    69,697.45x = 1,996,510,518.06
  5. Step 5: Solve for x
    x = 1,996,510,518.06/69,697.45
  6. Step 6: Final answer
    x = 28,645.39

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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.