Home / 147,016.44-202,928.94-83,396.52

Finding the Fourth Proportional to 147,016.44, 202,928.94 and 83,396.52

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Solution

The fourth proportional to 147,016.44, 202,928.94 and 83,396.52 is: 115,113.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,016.44 : 202,928.94 = 83,396.52 : x
  2. Step 2: Convert to fraction form
    147,016.44/202,928.94 = 83,396.52/x
  3. Step 3: Cross multiply
    147,016.44x = 202,928.94 × 83,396.52
  4. Step 4: Simplify right side
    147,016.44x = 16,923,567,403.29
  5. Step 5: Solve for x
    x = 16,923,567,403.29/147,016.44
  6. Step 6: Final answer
    x = 115,113.43

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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.