Home / 199,120.16-298,688.96-92,604.16

Finding the Fourth Proportional to 199,120.16, 298,688.96 and 92,604.16

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Solution

The fourth proportional to 199,120.16, 298,688.96 and 92,604.16 is: 138,910.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,120.16 : 298,688.96 = 92,604.16 : x
  2. Step 2: Convert to fraction form
    199,120.16/298,688.96 = 92,604.16/x
  3. Step 3: Cross multiply
    199,120.16x = 298,688.96 × 92,604.16
  4. Step 4: Simplify right side
    199,120.16x = 27,659,840,242.07
  5. Step 5: Solve for x
    x = 27,659,840,242.07/199,120.16
  6. Step 6: Final answer
    x = 138,910.30

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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.