Home / 199,065.34-298,596.16-80,708.56

Finding the Fourth Proportional to 199,065.34, 298,596.16 and 80,708.56

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Solution

The fourth proportional to 199,065.34, 298,596.16 and 80,708.56 is: 121,062.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,065.34 : 298,596.16 = 80,708.56 : x
  2. Step 2: Convert to fraction form
    199,065.34/298,596.16 = 80,708.56/x
  3. Step 3: Cross multiply
    199,065.34x = 298,596.16 × 80,708.56
  4. Step 4: Simplify right side
    199,065.34x = 24,099,266,095.13
  5. Step 5: Solve for x
    x = 24,099,266,095.13/199,065.34
  6. Step 6: Final answer
    x = 121,062.09

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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.