Home / 197,970.93-273,196.53-111,928.49

Finding the Fourth Proportional to 197,970.93, 273,196.53 and 111,928.49

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Solution

The fourth proportional to 197,970.93, 273,196.53 and 111,928.49 is: 154,459.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,970.93 : 273,196.53 = 111,928.49 : x
  2. Step 2: Convert to fraction form
    197,970.93/273,196.53 = 111,928.49/x
  3. Step 3: Cross multiply
    197,970.93x = 273,196.53 × 111,928.49
  4. Step 4: Simplify right side
    197,970.93x = 30,578,473,710.16
  5. Step 5: Solve for x
    x = 30,578,473,710.16/197,970.93
  6. Step 6: Final answer
    x = 154,459.41

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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.