Home / 154,889.92-232,241.34-69,485.14

Finding the Fourth Proportional to 154,889.92, 232,241.34 and 69,485.14

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Solution

The fourth proportional to 154,889.92, 232,241.34 and 69,485.14 is: 104,185.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,889.92 : 232,241.34 = 69,485.14 : x
  2. Step 2: Convert to fraction form
    154,889.92/232,241.34 = 69,485.14/x
  3. Step 3: Cross multiply
    154,889.92x = 232,241.34 × 69,485.14
  4. Step 4: Simplify right side
    154,889.92x = 16,137,322,023.69
  5. Step 5: Solve for x
    x = 16,137,322,023.69/154,889.92
  6. Step 6: Final answer
    x = 104,185.75

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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.