Home / 98,016.77-146,965.96-43,971.56

Finding the Fourth Proportional to 98,016.77, 146,965.96 and 43,971.56

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Solution

The fourth proportional to 98,016.77, 146,965.96 and 43,971.56 is: 65,930.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,016.77 : 146,965.96 = 43,971.56 : x
  2. Step 2: Convert to fraction form
    98,016.77/146,965.96 = 43,971.56/x
  3. Step 3: Cross multiply
    98,016.77x = 146,965.96 × 43,971.56
  4. Step 4: Simplify right side
    98,016.77x = 6,462,322,123.79
  5. Step 5: Solve for x
    x = 6,462,322,123.79/98,016.77
  6. Step 6: Final answer
    x = 65,930.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.