Home / 69,585.03-104,384.37-19,665.48

Finding the Fourth Proportional to 69,585.03, 104,384.37 and 19,665.48

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Solution

The fourth proportional to 69,585.03, 104,384.37 and 19,665.48 is: 29,500.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,585.03 : 104,384.37 = 19,665.48 : x
  2. Step 2: Convert to fraction form
    69,585.03/104,384.37 = 19,665.48/x
  3. Step 3: Cross multiply
    69,585.03x = 104,384.37 × 19,665.48
  4. Step 4: Simplify right side
    69,585.03x = 2,052,768,740.55
  5. Step 5: Solve for x
    x = 2,052,768,740.55/69,585.03
  6. Step 6: Final answer
    x = 29,500.15

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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.