Home / 69,020.13-103,532.49-19,096.04

Finding the Fourth Proportional to 69,020.13, 103,532.49 and 19,096.04

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Solution

The fourth proportional to 69,020.13, 103,532.49 and 19,096.04 is: 28,644.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,020.13 : 103,532.49 = 19,096.04 : x
  2. Step 2: Convert to fraction form
    69,020.13/103,532.49 = 19,096.04/x
  3. Step 3: Cross multiply
    69,020.13x = 103,532.49 × 19,096.04
  4. Step 4: Simplify right side
    69,020.13x = 1,977,059,957.20
  5. Step 5: Solve for x
    x = 1,977,059,957.20/69,020.13
  6. Step 6: Final answer
    x = 28,644.69

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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.