Home / 168,984.01-233,198.14-105,321.75

Finding the Fourth Proportional to 168,984.01, 233,198.14 and 105,321.75

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Solution

The fourth proportional to 168,984.01, 233,198.14 and 105,321.75 is: 145,344.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,984.01 : 233,198.14 = 105,321.75 : x
  2. Step 2: Convert to fraction form
    168,984.01/233,198.14 = 105,321.75/x
  3. Step 3: Cross multiply
    168,984.01x = 233,198.14 × 105,321.75
  4. Step 4: Simplify right side
    168,984.01x = 24,560,835,938.24
  5. Step 5: Solve for x
    x = 24,560,835,938.24/168,984.01
  6. Step 6: Final answer
    x = 145,344.14

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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.