Home / 234,137.82-351,313.38-99,238.80

Finding the Fourth Proportional to 234,137.82, 351,313.38 and 99,238.80

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Solution

The fourth proportional to 234,137.82, 351,313.38 and 99,238.80 is: 148,903.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,137.82 : 351,313.38 = 99,238.80 : x
  2. Step 2: Convert to fraction form
    234,137.82/351,313.38 = 99,238.80/x
  3. Step 3: Cross multiply
    234,137.82x = 351,313.38 × 99,238.80
  4. Step 4: Simplify right side
    234,137.82x = 34,863,918,255.14
  5. Step 5: Solve for x
    x = 34,863,918,255.14/234,137.82
  6. Step 6: Final answer
    x = 148,903.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.