Home / 43,233.54-64,857.02-18,273.70

Finding the Fourth Proportional to 43,233.54, 64,857.02 and 18,273.70

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Solution

The fourth proportional to 43,233.54, 64,857.02 and 18,273.70 is: 27,413.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,233.54 : 64,857.02 = 18,273.70 : x
  2. Step 2: Convert to fraction form
    43,233.54/64,857.02 = 18,273.70/x
  3. Step 3: Cross multiply
    43,233.54x = 64,857.02 × 18,273.70
  4. Step 4: Simplify right side
    43,233.54x = 1,185,177,726.37
  5. Step 5: Solve for x
    x = 1,185,177,726.37/43,233.54
  6. Step 6: Final answer
    x = 27,413.39

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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.