Home / 69,822.16-104,717.46-19,901.18

Finding the Fourth Proportional to 69,822.16, 104,717.46 and 19,901.18

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Solution

The fourth proportional to 69,822.16, 104,717.46 and 19,901.18 is: 29,847.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,822.16 : 104,717.46 = 19,901.18 : x
  2. Step 2: Convert to fraction form
    69,822.16/104,717.46 = 19,901.18/x
  3. Step 3: Cross multiply
    69,822.16x = 104,717.46 × 19,901.18
  4. Step 4: Simplify right side
    69,822.16x = 2,084,001,020.60
  5. Step 5: Solve for x
    x = 2,084,001,020.60/69,822.16
  6. Step 6: Final answer
    x = 29,847.27

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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.