Home / 198,621.07-298,065.55-73,962.07

Finding the Fourth Proportional to 198,621.07, 298,065.55 and 73,962.07

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Solution

The fourth proportional to 198,621.07, 298,065.55 and 73,962.07 is: 110,992.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,621.07 : 298,065.55 = 73,962.07 : x
  2. Step 2: Convert to fraction form
    198,621.07/298,065.55 = 73,962.07/x
  3. Step 3: Cross multiply
    198,621.07x = 298,065.55 × 73,962.07
  4. Step 4: Simplify right side
    198,621.07x = 22,045,543,583.36
  5. Step 5: Solve for x
    x = 22,045,543,583.36/198,621.07
  6. Step 6: Final answer
    x = 110,992.98

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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.