Home / 69,855.68-104,802.84-23,141.36

Finding the Fourth Proportional to 69,855.68, 104,802.84 and 23,141.36

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Solution

The fourth proportional to 69,855.68, 104,802.84 and 23,141.36 is: 34,718.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,855.68 : 104,802.84 = 23,141.36 : x
  2. Step 2: Convert to fraction form
    69,855.68/104,802.84 = 23,141.36/x
  3. Step 3: Cross multiply
    69,855.68x = 104,802.84 × 23,141.36
  4. Step 4: Simplify right side
    69,855.68x = 2,425,280,249.46
  5. Step 5: Solve for x
    x = 2,425,280,249.46/69,855.68
  6. Step 6: Final answer
    x = 34,718.44

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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.