Home / 117,923.80-162,458.06-82,052.12

Finding the Fourth Proportional to 117,923.80, 162,458.06 and 82,052.12

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Solution

The fourth proportional to 117,923.80, 162,458.06 and 82,052.12 is: 113,039.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,923.80 : 162,458.06 = 82,052.12 : x
  2. Step 2: Convert to fraction form
    117,923.80/162,458.06 = 82,052.12/x
  3. Step 3: Cross multiply
    117,923.80x = 162,458.06 × 82,052.12
  4. Step 4: Simplify right side
    117,923.80x = 13,330,028,234.09
  5. Step 5: Solve for x
    x = 13,330,028,234.09/117,923.80
  6. Step 6: Final answer
    x = 113,039.34

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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.