Home / 69,020.70-103,533.35-19,096.62

Finding the Fourth Proportional to 69,020.70, 103,533.35 and 19,096.62

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Solution

The fourth proportional to 69,020.70, 103,533.35 and 19,096.62 is: 28,645.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,020.70 : 103,533.35 = 19,096.62 : x
  2. Step 2: Convert to fraction form
    69,020.70/103,533.35 = 19,096.62/x
  3. Step 3: Cross multiply
    69,020.70x = 103,533.35 × 19,096.62
  4. Step 4: Simplify right side
    69,020.70x = 1,977,136,946.79
  5. Step 5: Solve for x
    x = 1,977,136,946.79/69,020.70
  6. Step 6: Final answer
    x = 28,645.56

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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.