Home / 109,944.44-151,629.67-84,512.36

Finding the Fourth Proportional to 109,944.44, 151,629.67 and 84,512.36

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Solution

The fourth proportional to 109,944.44, 151,629.67 and 84,512.36 is: 116,555.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,944.44 : 151,629.67 = 84,512.36 : x
  2. Step 2: Convert to fraction form
    109,944.44/151,629.67 = 84,512.36/x
  3. Step 3: Cross multiply
    109,944.44x = 151,629.67 × 84,512.36
  4. Step 4: Simplify right side
    109,944.44x = 12,814,581,742.44
  5. Step 5: Solve for x
    x = 12,814,581,742.44/109,944.44
  6. Step 6: Final answer
    x = 116,555.07

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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.