Home / 151,968.30-227,952.45-67,768.80

Finding the Fourth Proportional to 151,968.30, 227,952.45 and 67,768.80

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Solution

The fourth proportional to 151,968.30, 227,952.45 and 67,768.80 is: 101,653.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,968.30 : 227,952.45 = 67,768.80 : x
  2. Step 2: Convert to fraction form
    151,968.30/227,952.45 = 67,768.80/x
  3. Step 3: Cross multiply
    151,968.30x = 227,952.45 × 67,768.80
  4. Step 4: Simplify right side
    151,968.30x = 15,448,063,993.56
  5. Step 5: Solve for x
    x = 15,448,063,993.56/151,968.30
  6. Step 6: Final answer
    x = 101,653.20

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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.