Home / 211,180.44-291,401.92-168,268.80

Finding the Fourth Proportional to 211,180.44, 291,401.92 and 168,268.80

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Solution

The fourth proportional to 211,180.44, 291,401.92 and 168,268.80 is: 232,189.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,180.44 : 291,401.92 = 168,268.80 : x
  2. Step 2: Convert to fraction form
    211,180.44/291,401.92 = 168,268.80/x
  3. Step 3: Cross multiply
    211,180.44x = 291,401.92 × 168,268.80
  4. Step 4: Simplify right side
    211,180.44x = 49,033,851,396.10
  5. Step 5: Solve for x
    x = 49,033,851,396.10/211,180.44
  6. Step 6: Final answer
    x = 232,189.36

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1.5x scale

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.