Home / 234,475.87-323,534.10-131,111.94

Finding the Fourth Proportional to 234,475.87, 323,534.10 and 131,111.94

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Solution

The fourth proportional to 234,475.87, 323,534.10 and 131,111.94 is: 180,910.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,475.87 : 323,534.10 = 131,111.94 : x
  2. Step 2: Convert to fraction form
    234,475.87/323,534.10 = 131,111.94/x
  3. Step 3: Cross multiply
    234,475.87x = 323,534.10 × 131,111.94
  4. Step 4: Simplify right side
    234,475.87x = 42,419,183,507.15
  5. Step 5: Solve for x
    x = 42,419,183,507.15/234,475.87
  6. Step 6: Final answer
    x = 180,910.66

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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.