Home / 168,983.50-233,197.44-105,321.25

Finding the Fourth Proportional to 168,983.50, 233,197.44 and 105,321.25

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Solution

The fourth proportional to 168,983.50, 233,197.44 and 105,321.25 is: 145,343.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,983.50 : 233,197.44 = 105,321.25 : x
  2. Step 2: Convert to fraction form
    168,983.50/233,197.44 = 105,321.25/x
  3. Step 3: Cross multiply
    168,983.50x = 233,197.44 × 105,321.25
  4. Step 4: Simplify right side
    168,983.50x = 24,560,645,877.60
  5. Step 5: Solve for x
    x = 24,560,645,877.60/168,983.50
  6. Step 6: Final answer
    x = 145,343.46

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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.