Home / 168,185.20-251,992.32-101,485.18

Finding the Fourth Proportional to 168,185.20, 251,992.32 and 101,485.18

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Solution

The fourth proportional to 168,185.20, 251,992.32 and 101,485.18 is: 152,055.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,185.20 : 251,992.32 = 101,485.18 : x
  2. Step 2: Convert to fraction form
    168,185.20/251,992.32 = 101,485.18/x
  3. Step 3: Cross multiply
    168,185.20x = 251,992.32 × 101,485.18
  4. Step 4: Simplify right side
    168,185.20x = 25,573,485,953.82
  5. Step 5: Solve for x
    x = 25,573,485,953.82/168,185.20
  6. Step 6: Final answer
    x = 152,055.51

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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.