Home / 197,284.44-272,269.11-120,803.16

Finding the Fourth Proportional to 197,284.44, 272,269.11 and 120,803.16

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Solution

The fourth proportional to 197,284.44, 272,269.11 and 120,803.16 is: 166,718.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,284.44 : 272,269.11 = 120,803.16 : x
  2. Step 2: Convert to fraction form
    197,284.44/272,269.11 = 120,803.16/x
  3. Step 3: Cross multiply
    197,284.44x = 272,269.11 × 120,803.16
  4. Step 4: Simplify right side
    197,284.44x = 32,890,968,858.39
  5. Step 5: Solve for x
    x = 32,890,968,858.39/197,284.44
  6. Step 6: Final answer
    x = 166,718.51

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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.