Home / 300,850.20-415,166.58-164,881.17

Finding the Fourth Proportional to 300,850.20, 415,166.58 and 164,881.17

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Solution

The fourth proportional to 300,850.20, 415,166.58 and 164,881.17 is: 227,532.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,850.20 : 415,166.58 = 164,881.17 : x
  2. Step 2: Convert to fraction form
    300,850.20/415,166.58 = 164,881.17/x
  3. Step 3: Cross multiply
    300,850.20x = 415,166.58 × 164,881.17
  4. Step 4: Simplify right side
    300,850.20x = 68,453,151,455.30
  5. Step 5: Solve for x
    x = 68,453,151,455.30/300,850.20
  6. Step 6: Final answer
    x = 227,532.34

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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.