Home / 190,258.54-262,556.13-109,685.68

Finding the Fourth Proportional to 190,258.54, 262,556.13 and 109,685.68

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Solution

The fourth proportional to 190,258.54, 262,556.13 and 109,685.68 is: 151,365.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,258.54 : 262,556.13 = 109,685.68 : x
  2. Step 2: Convert to fraction form
    190,258.54/262,556.13 = 109,685.68/x
  3. Step 3: Cross multiply
    190,258.54x = 262,556.13 × 109,685.68
  4. Step 4: Simplify right side
    190,258.54x = 28,798,647,657.22
  5. Step 5: Solve for x
    x = 28,798,647,657.22/190,258.54
  6. Step 6: Final answer
    x = 151,365.86

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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.