Home / 197,199.08-272,190.54-116,654.60

Finding the Fourth Proportional to 197,199.08, 272,190.54 and 116,654.60

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Solution

The fourth proportional to 197,199.08, 272,190.54 and 116,654.60 is: 161,016.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,199.08 : 272,190.54 = 116,654.60 : x
  2. Step 2: Convert to fraction form
    197,199.08/272,190.54 = 116,654.60/x
  3. Step 3: Cross multiply
    197,199.08x = 272,190.54 × 116,654.60
  4. Step 4: Simplify right side
    197,199.08x = 31,752,278,567.48
  5. Step 5: Solve for x
    x = 31,752,278,567.48/197,199.08
  6. Step 6: Final answer
    x = 161,016.36

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1.5x scale

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.