Home / 197,415.70-272,435.86-106,773.46

Finding the Fourth Proportional to 197,415.70, 272,435.86 and 106,773.46

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Solution

The fourth proportional to 197,415.70, 272,435.86 and 106,773.46 is: 147,348.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,415.70 : 272,435.86 = 106,773.46 : x
  2. Step 2: Convert to fraction form
    197,415.70/272,435.86 = 106,773.46/x
  3. Step 3: Cross multiply
    197,415.70x = 272,435.86 × 106,773.46
  4. Step 4: Simplify right side
    197,415.70x = 29,088,919,400.28
  5. Step 5: Solve for x
    x = 29,088,919,400.28/197,415.70
  6. Step 6: Final answer
    x = 147,348.56

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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.