Home / 197,285.44-272,270.50-120,804.16

Finding the Fourth Proportional to 197,285.44, 272,270.50 and 120,804.16

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Solution

The fourth proportional to 197,285.44, 272,270.50 and 120,804.16 is: 166,719.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,285.44 : 272,270.50 = 120,804.16 : x
  2. Step 2: Convert to fraction form
    197,285.44/272,270.50 = 120,804.16/x
  3. Step 3: Cross multiply
    197,285.44x = 272,270.50 × 120,804.16
  4. Step 4: Simplify right side
    197,285.44x = 32,891,409,045.28
  5. Step 5: Solve for x
    x = 32,891,409,045.28/197,285.44
  6. Step 6: Final answer
    x = 166,719.90

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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.