Home / 197,684.93-272,805.32-107,040.94

Finding the Fourth Proportional to 197,684.93, 272,805.32 and 107,040.94

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Solution

The fourth proportional to 197,684.93, 272,805.32 and 107,040.94 is: 147,716.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,684.93 : 272,805.32 = 107,040.94 : x
  2. Step 2: Convert to fraction form
    197,684.93/272,805.32 = 107,040.94/x
  3. Step 3: Cross multiply
    197,684.93x = 272,805.32 × 107,040.94
  4. Step 4: Simplify right side
    197,684.93x = 29,201,336,672.58
  5. Step 5: Solve for x
    x = 29,201,336,672.58/197,684.93
  6. Step 6: Final answer
    x = 147,716.55

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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.