Home / 268,340.50-370,302.06-147,481.75

Finding the Fourth Proportional to 268,340.50, 370,302.06 and 147,481.75

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Solution

The fourth proportional to 268,340.50, 370,302.06 and 147,481.75 is: 203,520.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,340.50 : 370,302.06 = 147,481.75 : x
  2. Step 2: Convert to fraction form
    268,340.50/370,302.06 = 147,481.75/x
  3. Step 3: Cross multiply
    268,340.50x = 370,302.06 × 147,481.75
  4. Step 4: Simplify right side
    268,340.50x = 54,612,795,837.41
  5. Step 5: Solve for x
    x = 54,612,795,837.41/268,340.50
  6. Step 6: Final answer
    x = 203,520.51

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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.