Home / 69,020.28-103,532.74-19,096.20

Finding the Fourth Proportional to 69,020.28, 103,532.74 and 19,096.20

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Solution

The fourth proportional to 69,020.28, 103,532.74 and 19,096.20 is: 28,644.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,020.28 : 103,532.74 = 19,096.20 : x
  2. Step 2: Convert to fraction form
    69,020.28/103,532.74 = 19,096.20/x
  3. Step 3: Cross multiply
    69,020.28x = 103,532.74 × 19,096.20
  4. Step 4: Simplify right side
    69,020.28x = 1,977,081,861.85
  5. Step 5: Solve for x
    x = 1,977,081,861.85/69,020.28
  6. Step 6: Final answer
    x = 28,644.94

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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.