Home / 197,745.64-272,888.30-107,101.37

Finding the Fourth Proportional to 197,745.64, 272,888.30 and 107,101.37

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Solution

The fourth proportional to 197,745.64, 272,888.30 and 107,101.37 is: 147,799.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,745.64 : 272,888.30 = 107,101.37 : x
  2. Step 2: Convert to fraction form
    197,745.64/272,888.30 = 107,101.37/x
  3. Step 3: Cross multiply
    197,745.64x = 272,888.30 × 107,101.37
  4. Step 4: Simplify right side
    197,745.64x = 29,226,711,736.95
  5. Step 5: Solve for x
    x = 29,226,711,736.95/197,745.64
  6. Step 6: Final answer
    x = 147,799.53

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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.