Home / 239,250.51-330,157.72-131,822.34

Finding the Fourth Proportional to 239,250.51, 330,157.72 and 131,822.34

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Solution

The fourth proportional to 239,250.51, 330,157.72 and 131,822.34 is: 181,910.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,250.51 : 330,157.72 = 131,822.34 : x
  2. Step 2: Convert to fraction form
    239,250.51/330,157.72 = 131,822.34/x
  3. Step 3: Cross multiply
    239,250.51x = 330,157.72 × 131,822.34
  4. Step 4: Simplify right side
    239,250.51x = 43,522,162,146.15
  5. Step 5: Solve for x
    x = 43,522,162,146.15/239,250.51
  6. Step 6: Final answer
    x = 181,910.43

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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.