Home / 193,267.63-266,721.94-111,599.33

Finding the Fourth Proportional to 193,267.63, 266,721.94 and 111,599.33

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Solution

The fourth proportional to 193,267.63, 266,721.94 and 111,599.33 is: 154,014.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,267.63 : 266,721.94 = 111,599.33 : x
  2. Step 2: Convert to fraction form
    193,267.63/266,721.94 = 111,599.33/x
  3. Step 3: Cross multiply
    193,267.63x = 266,721.94 × 111,599.33
  4. Step 4: Simplify right side
    193,267.63x = 29,765,989,800.30
  5. Step 5: Solve for x
    x = 29,765,989,800.30/193,267.63
  6. Step 6: Final answer
    x = 154,014.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.