Home / 168,185.45-251,992.70-101,485.43

Finding the Fourth Proportional to 168,185.45, 251,992.70 and 101,485.43

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Solution

The fourth proportional to 168,185.45, 251,992.70 and 101,485.43 is: 152,055.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,185.45 : 251,992.70 = 101,485.43 : x
  2. Step 2: Convert to fraction form
    168,185.45/251,992.70 = 101,485.43/x
  3. Step 3: Cross multiply
    168,185.45x = 251,992.70 × 101,485.43
  4. Step 4: Simplify right side
    168,185.45x = 25,573,585,748.97
  5. Step 5: Solve for x
    x = 25,573,585,748.97/168,185.45
  6. Step 6: Final answer
    x = 152,055.88

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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.