Home / 197,426.72-272,441.04-120,933.92

Finding the Fourth Proportional to 197,426.72, 272,441.04 and 120,933.92

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Solution

The fourth proportional to 197,426.72, 272,441.04 and 120,933.92 is: 166,884.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,426.72 : 272,441.04 = 120,933.92 : x
  2. Step 2: Convert to fraction form
    197,426.72/272,441.04 = 120,933.92/x
  3. Step 3: Cross multiply
    197,426.72x = 272,441.04 × 120,933.92
  4. Step 4: Simplify right side
    197,426.72x = 32,947,362,936.08
  5. Step 5: Solve for x
    x = 32,947,362,936.08/197,426.72
  6. Step 6: Final answer
    x = 166,884.01

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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.