Home / 69,024.00-103,538.05-19,107.77

Finding the Fourth Proportional to 69,024.00, 103,538.05 and 19,107.77

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Solution

The fourth proportional to 69,024.00, 103,538.05 and 19,107.77 is: 28,662.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,024.00 : 103,538.05 = 19,107.77 : x
  2. Step 2: Convert to fraction form
    69,024.00/103,538.05 = 19,107.77/x
  3. Step 3: Cross multiply
    69,024.00x = 103,538.05 × 19,107.77
  4. Step 4: Simplify right side
    69,024.00x = 1,978,381,553.79
  5. Step 5: Solve for x
    x = 1,978,381,553.79/69,024.00
  6. Step 6: Final answer
    x = 28,662.23

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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.