Home / 188,577.36-260,236.44-108,030.96

Finding the Fourth Proportional to 188,577.36, 260,236.44 and 108,030.96

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Solution

The fourth proportional to 188,577.36, 260,236.44 and 108,030.96 is: 149,082.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,577.36 : 260,236.44 = 108,030.96 : x
  2. Step 2: Convert to fraction form
    188,577.36/260,236.44 = 108,030.96/x
  3. Step 3: Cross multiply
    188,577.36x = 260,236.44 × 108,030.96
  4. Step 4: Simplify right side
    188,577.36x = 28,113,592,440.18
  5. Step 5: Solve for x
    x = 28,113,592,440.18/188,577.36
  6. Step 6: Final answer
    x = 149,082.54

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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.