Home / 69,353.03-104,029.56-16,762.51

Finding the Fourth Proportional to 69,353.03, 104,029.56 and 16,762.51

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Solution

The fourth proportional to 69,353.03, 104,029.56 and 16,762.51 is: 25,143.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,353.03 : 104,029.56 = 16,762.51 : x
  2. Step 2: Convert to fraction form
    69,353.03/104,029.56 = 16,762.51/x
  3. Step 3: Cross multiply
    69,353.03x = 104,029.56 × 16,762.51
  4. Step 4: Simplify right side
    69,353.03x = 1,743,796,279.72
  5. Step 5: Solve for x
    x = 1,743,796,279.72/69,353.03
  6. Step 6: Final answer
    x = 25,143.76

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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.