Home / 154,739.06-232,120.96-65,993.36

Finding the Fourth Proportional to 154,739.06, 232,120.96 and 65,993.36

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Solution

The fourth proportional to 154,739.06, 232,120.96 and 65,993.36 is: 98,995.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,739.06 : 232,120.96 = 65,993.36 : x
  2. Step 2: Convert to fraction form
    154,739.06/232,120.96 = 65,993.36/x
  3. Step 3: Cross multiply
    154,739.06x = 232,120.96 × 65,993.36
  4. Step 4: Simplify right side
    154,739.06x = 15,318,442,076.83
  5. Step 5: Solve for x
    x = 15,318,442,076.83/154,739.06
  6. Step 6: Final answer
    x = 98,995.32

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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.