Home / 234,546.21-323,672.49-127,115.10

Finding the Fourth Proportional to 234,546.21, 323,672.49 and 127,115.10

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Solution

The fourth proportional to 234,546.21, 323,672.49 and 127,115.10 is: 175,418.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,546.21 : 323,672.49 = 127,115.10 : x
  2. Step 2: Convert to fraction form
    234,546.21/323,672.49 = 127,115.10/x
  3. Step 3: Cross multiply
    234,546.21x = 323,672.49 × 127,115.10
  4. Step 4: Simplify right side
    234,546.21x = 41,143,660,933.60
  5. Step 5: Solve for x
    x = 41,143,660,933.60/234,546.21
  6. Step 6: Final answer
    x = 175,418.14

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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.