Home / 196,782.33-295,172.46-76,851.45

Finding the Fourth Proportional to 196,782.33, 295,172.46 and 76,851.45

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Solution

The fourth proportional to 196,782.33, 295,172.46 and 76,851.45 is: 115,276.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,782.33 : 295,172.46 = 76,851.45 : x
  2. Step 2: Convert to fraction form
    196,782.33/295,172.46 = 76,851.45/x
  3. Step 3: Cross multiply
    196,782.33x = 295,172.46 × 76,851.45
  4. Step 4: Simplify right side
    196,782.33x = 22,684,431,551.07
  5. Step 5: Solve for x
    x = 22,684,431,551.07/196,782.33
  6. Step 6: Final answer
    x = 115,276.77

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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.