Home / 252,766.37-379,148.65-102,973.28

Finding the Fourth Proportional to 252,766.37, 379,148.65 and 102,973.28

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Solution

The fourth proportional to 252,766.37, 379,148.65 and 102,973.28 is: 154,459.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,766.37 : 379,148.65 = 102,973.28 : x
  2. Step 2: Convert to fraction form
    252,766.37/379,148.65 = 102,973.28/x
  3. Step 3: Cross multiply
    252,766.37x = 379,148.65 × 102,973.28
  4. Step 4: Simplify right side
    252,766.37x = 39,042,177,944.90
  5. Step 5: Solve for x
    x = 39,042,177,944.90/252,766.37
  6. Step 6: Final answer
    x = 154,459.54

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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.