Home / 357,986.16-494,022.75-196,851.66

Finding the Fourth Proportional to 357,986.16, 494,022.75 and 196,851.66

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Solution

The fourth proportional to 357,986.16, 494,022.75 and 196,851.66 is: 271,656.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,986.16 : 494,022.75 = 196,851.66 : x
  2. Step 2: Convert to fraction form
    357,986.16/494,022.75 = 196,851.66/x
  3. Step 3: Cross multiply
    357,986.16x = 494,022.75 × 196,851.66
  4. Step 4: Simplify right side
    357,986.16x = 97,249,198,415.27
  5. Step 5: Solve for x
    x = 97,249,198,415.27/357,986.16
  6. Step 6: Final answer
    x = 271,656.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.