Home / 168,023.47-252,007.86-68,179.63

Finding the Fourth Proportional to 168,023.47, 252,007.86 and 68,179.63

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Solution

The fourth proportional to 168,023.47, 252,007.86 and 68,179.63 is: 102,258.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,023.47 : 252,007.86 = 68,179.63 : x
  2. Step 2: Convert to fraction form
    168,023.47/252,007.86 = 68,179.63/x
  3. Step 3: Cross multiply
    168,023.47x = 252,007.86 × 68,179.63
  4. Step 4: Simplify right side
    168,023.47x = 17,181,802,651.89
  5. Step 5: Solve for x
    x = 17,181,802,651.89/168,023.47
  6. Step 6: Final answer
    x = 102,258.35

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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.