Home / 185,268.64-255,647.87-131,534.05

Finding the Fourth Proportional to 185,268.64, 255,647.87 and 131,534.05

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Solution

The fourth proportional to 185,268.64, 255,647.87 and 131,534.05 is: 181,500.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,268.64 : 255,647.87 = 131,534.05 : x
  2. Step 2: Convert to fraction form
    185,268.64/255,647.87 = 131,534.05/x
  3. Step 3: Cross multiply
    185,268.64x = 255,647.87 × 131,534.05
  4. Step 4: Simplify right side
    185,268.64x = 33,626,399,714.97
  5. Step 5: Solve for x
    x = 33,626,399,714.97/185,268.64
  6. Step 6: Final answer
    x = 181,500.76

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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.