Home / 197,563.44-272,637.54-106,919.40

Finding the Fourth Proportional to 197,563.44, 272,637.54 and 106,919.40

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Solution

The fourth proportional to 197,563.44, 272,637.54 and 106,919.40 is: 147,548.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,563.44 : 272,637.54 = 106,919.40 : x
  2. Step 2: Convert to fraction form
    197,563.44/272,637.54 = 106,919.40/x
  3. Step 3: Cross multiply
    197,563.44x = 272,637.54 × 106,919.40
  4. Step 4: Simplify right side
    197,563.44x = 29,150,242,194.28
  5. Step 5: Solve for x
    x = 29,150,242,194.28/197,563.44
  6. Step 6: Final answer
    x = 147,548.77

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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.