Home / 196,935.68-295,499.92-122,035.80

Finding the Fourth Proportional to 196,935.68, 295,499.92 and 122,035.80

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Solution

The fourth proportional to 196,935.68, 295,499.92 and 122,035.80 is: 183,113.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,935.68 : 295,499.92 = 122,035.80 : x
  2. Step 2: Convert to fraction form
    196,935.68/295,499.92 = 122,035.80/x
  3. Step 3: Cross multiply
    196,935.68x = 295,499.92 × 122,035.80
  4. Step 4: Simplify right side
    196,935.68x = 36,061,569,137.14
  5. Step 5: Solve for x
    x = 36,061,569,137.14/196,935.68
  6. Step 6: Final answer
    x = 183,113.44

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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.