Home / 211,699.44-317,266.92-111,836.16

Finding the Fourth Proportional to 211,699.44, 317,266.92 and 111,836.16

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Solution

The fourth proportional to 211,699.44, 317,266.92 and 111,836.16 is: 167,605.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,699.44 : 317,266.92 = 111,836.16 : x
  2. Step 2: Convert to fraction form
    211,699.44/317,266.92 = 111,836.16/x
  3. Step 3: Cross multiply
    211,699.44x = 317,266.92 × 111,836.16
  4. Step 4: Simplify right side
    211,699.44x = 35,481,914,027.83
  5. Step 5: Solve for x
    x = 35,481,914,027.83/211,699.44
  6. Step 6: Final answer
    x = 167,605.14

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1.5x scale

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.