Home / 211,103.44-291,323.19-114,308.35

Finding the Fourth Proportional to 211,103.44, 291,323.19 and 114,308.35

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Solution

The fourth proportional to 211,103.44, 291,323.19 and 114,308.35 is: 157,745.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,103.44 : 291,323.19 = 114,308.35 : x
  2. Step 2: Convert to fraction form
    211,103.44/291,323.19 = 114,308.35/x
  3. Step 3: Cross multiply
    211,103.44x = 291,323.19 × 114,308.35
  4. Step 4: Simplify right side
    211,103.44x = 33,300,673,165.64
  5. Step 5: Solve for x
    x = 33,300,673,165.64/211,103.44
  6. Step 6: Final answer
    x = 157,745.76

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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.