Home / 233,919.54-322,790.36-131,912.28

Finding the Fourth Proportional to 233,919.54, 322,790.36 and 131,912.28

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Solution

The fourth proportional to 233,919.54, 322,790.36 and 131,912.28 is: 182,028.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,919.54 : 322,790.36 = 131,912.28 : x
  2. Step 2: Convert to fraction form
    233,919.54/322,790.36 = 131,912.28/x
  3. Step 3: Cross multiply
    233,919.54x = 322,790.36 × 131,912.28
  4. Step 4: Simplify right side
    233,919.54x = 42,580,011,690.06
  5. Step 5: Solve for x
    x = 42,580,011,690.06/233,919.54
  6. Step 6: Final answer
    x = 182,028.45

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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.