Home / 199,226.96-298,876.20-66,082.40

Finding the Fourth Proportional to 199,226.96, 298,876.20 and 66,082.40

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Solution

The fourth proportional to 199,226.96, 298,876.20 and 66,082.40 is: 99,135.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,226.96 : 298,876.20 = 66,082.40 : x
  2. Step 2: Convert to fraction form
    199,226.96/298,876.20 = 66,082.40/x
  3. Step 3: Cross multiply
    199,226.96x = 298,876.20 × 66,082.40
  4. Step 4: Simplify right side
    199,226.96x = 19,750,456,598.88
  5. Step 5: Solve for x
    x = 19,750,456,598.88/199,226.96
  6. Step 6: Final answer
    x = 99,135.46

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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.