Home / 220,538.54-330,820.32-62,754.50

Finding the Fourth Proportional to 220,538.54, 330,820.32 and 62,754.50

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Solution

The fourth proportional to 220,538.54, 330,820.32 and 62,754.50 is: 94,135.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,538.54 : 330,820.32 = 62,754.50 : x
  2. Step 2: Convert to fraction form
    220,538.54/330,820.32 = 62,754.50/x
  3. Step 3: Cross multiply
    220,538.54x = 330,820.32 × 62,754.50
  4. Step 4: Simplify right side
    220,538.54x = 20,760,463,771.44
  5. Step 5: Solve for x
    x = 20,760,463,771.44/220,538.54
  6. Step 6: Final answer
    x = 94,135.31

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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.