Home / 199,198.29-298,797.48-66,088.56

Finding the Fourth Proportional to 199,198.29, 298,797.48 and 66,088.56

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Solution

The fourth proportional to 199,198.29, 298,797.48 and 66,088.56 is: 99,132.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,198.29 : 298,797.48 = 66,088.56 : x
  2. Step 2: Convert to fraction form
    199,198.29/298,797.48 = 66,088.56/x
  3. Step 3: Cross multiply
    199,198.29x = 298,797.48 × 66,088.56
  4. Step 4: Simplify right side
    199,198.29x = 19,747,095,184.83
  5. Step 5: Solve for x
    x = 19,747,095,184.83/199,198.29
  6. Step 6: Final answer
    x = 99,132.85

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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.