Home / 197,409.59-272,425.23-106,765.55

Finding the Fourth Proportional to 197,409.59, 272,425.23 and 106,765.55

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Solution

The fourth proportional to 197,409.59, 272,425.23 and 106,765.55 is: 147,336.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,409.59 : 272,425.23 = 106,765.55 : x
  2. Step 2: Convert to fraction form
    197,409.59/272,425.23 = 106,765.55/x
  3. Step 3: Cross multiply
    197,409.59x = 272,425.23 × 106,765.55
  4. Step 4: Simplify right side
    197,409.59x = 29,085,631,006.97
  5. Step 5: Solve for x
    x = 29,085,631,006.97/197,409.59
  6. Step 6: Final answer
    x = 147,336.46

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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.