Home / 196,820.20-295,028.70-96,826.60

Finding the Fourth Proportional to 196,820.20, 295,028.70 and 96,826.60

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Solution

The fourth proportional to 196,820.20, 295,028.70 and 96,826.60 is: 145,140.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,820.20 : 295,028.70 = 96,826.60 : x
  2. Step 2: Convert to fraction form
    196,820.20/295,028.70 = 96,826.60/x
  3. Step 3: Cross multiply
    196,820.20x = 295,028.70 × 96,826.60
  4. Step 4: Simplify right side
    196,820.20x = 28,566,625,923.42
  5. Step 5: Solve for x
    x = 28,566,625,923.42/196,820.20
  6. Step 6: Final answer
    x = 145,140.72

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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.