Home / 199,660.60-275,529.54-109,016.30

Finding the Fourth Proportional to 199,660.60, 275,529.54 and 109,016.30

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Solution

The fourth proportional to 199,660.60, 275,529.54 and 109,016.30 is: 150,441.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,660.60 : 275,529.54 = 109,016.30 : x
  2. Step 2: Convert to fraction form
    199,660.60/275,529.54 = 109,016.30/x
  3. Step 3: Cross multiply
    199,660.60x = 275,529.54 × 109,016.30
  4. Step 4: Simplify right side
    199,660.60x = 30,037,210,991.50
  5. Step 5: Solve for x
    x = 30,037,210,991.50/199,660.60
  6. Step 6: Final answer
    x = 150,441.35

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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.