Home / 353,583.80-529,914.90-164,022.20

Finding the Fourth Proportional to 353,583.80, 529,914.90 and 164,022.20

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Solution

The fourth proportional to 353,583.80, 529,914.90 and 164,022.20 is: 245,819.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,583.80 : 529,914.90 = 164,022.20 : x
  2. Step 2: Convert to fraction form
    353,583.80/529,914.90 = 164,022.20/x
  3. Step 3: Cross multiply
    353,583.80x = 529,914.90 × 164,022.20
  4. Step 4: Simplify right side
    353,583.80x = 86,917,807,710.78
  5. Step 5: Solve for x
    x = 86,917,807,710.78/353,583.80
  6. Step 6: Final answer
    x = 245,819.54

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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.