Home / 197,467.37-272,504.15-106,823.12

Finding the Fourth Proportional to 197,467.37, 272,504.15 and 106,823.12

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Solution

The fourth proportional to 197,467.37, 272,504.15 and 106,823.12 is: 147,415.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,467.37 : 272,504.15 = 106,823.12 : x
  2. Step 2: Convert to fraction form
    197,467.37/272,504.15 = 106,823.12/x
  3. Step 3: Cross multiply
    197,467.37x = 272,504.15 × 106,823.12
  4. Step 4: Simplify right side
    197,467.37x = 29,109,743,515.95
  5. Step 5: Solve for x
    x = 29,109,743,515.95/197,467.37
  6. Step 6: Final answer
    x = 147,415.46

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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.