Home / 69,122.04-103,629.78-22,362.36

Finding the Fourth Proportional to 69,122.04, 103,629.78 and 22,362.36

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Solution

The fourth proportional to 69,122.04, 103,629.78 and 22,362.36 is: 33,526.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,122.04 : 103,629.78 = 22,362.36 : x
  2. Step 2: Convert to fraction form
    69,122.04/103,629.78 = 22,362.36/x
  3. Step 3: Cross multiply
    69,122.04x = 103,629.78 × 22,362.36
  4. Step 4: Simplify right side
    69,122.04x = 2,317,406,447.08
  5. Step 5: Solve for x
    x = 2,317,406,447.08/69,122.04
  6. Step 6: Final answer
    x = 33,526.30

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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.