Home / 69,822.03-104,717.27-19,901.06

Finding the Fourth Proportional to 69,822.03, 104,717.27 and 19,901.06

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Solution

The fourth proportional to 69,822.03, 104,717.27 and 19,901.06 is: 29,847.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,822.03 : 104,717.27 = 19,901.06 : x
  2. Step 2: Convert to fraction form
    69,822.03/104,717.27 = 19,901.06/x
  3. Step 3: Cross multiply
    69,822.03x = 104,717.27 × 19,901.06
  4. Step 4: Simplify right side
    69,822.03x = 2,083,984,050.21
  5. Step 5: Solve for x
    x = 2,083,984,050.21/69,822.03
  6. Step 6: Final answer
    x = 29,847.08

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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.