Home / 188,536.33-260,236.23-108,017.47

Finding the Fourth Proportional to 188,536.33, 260,236.23 and 108,017.47

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Solution

The fourth proportional to 188,536.33, 260,236.23 and 108,017.47 is: 149,096.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,536.33 : 260,236.23 = 108,017.47 : x
  2. Step 2: Convert to fraction form
    188,536.33/260,236.23 = 108,017.47/x
  3. Step 3: Cross multiply
    188,536.33x = 260,236.23 × 108,017.47
  4. Step 4: Simplify right side
    188,536.33x = 28,110,059,087.17
  5. Step 5: Solve for x
    x = 28,110,059,087.17/188,536.33
  6. Step 6: Final answer
    x = 149,096.25

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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.