Home / 233,905.05-322,788.56-131,930.19

Finding the Fourth Proportional to 233,905.05, 322,788.56 and 131,930.19

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Solution

The fourth proportional to 233,905.05, 322,788.56 and 131,930.19 is: 182,063.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,905.05 : 322,788.56 = 131,930.19 : x
  2. Step 2: Convert to fraction form
    233,905.05/322,788.56 = 131,930.19/x
  3. Step 3: Cross multiply
    233,905.05x = 322,788.56 × 131,930.19
  4. Step 4: Simplify right side
    233,905.05x = 42,585,555,390.98
  5. Step 5: Solve for x
    x = 42,585,555,390.98/233,905.05
  6. Step 6: Final answer
    x = 182,063.43

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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.