Home / 285,352.22-428,033.78-93,227.16

Finding the Fourth Proportional to 285,352.22, 428,033.78 and 93,227.16

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Solution

The fourth proportional to 285,352.22, 428,033.78 and 93,227.16 is: 139,842.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,352.22 : 428,033.78 = 93,227.16 : x
  2. Step 2: Convert to fraction form
    285,352.22/428,033.78 = 93,227.16/x
  3. Step 3: Cross multiply
    285,352.22x = 428,033.78 × 93,227.16
  4. Step 4: Simplify right side
    285,352.22x = 39,904,373,227.33
  5. Step 5: Solve for x
    x = 39,904,373,227.33/285,352.22
  6. Step 6: Final answer
    x = 139,842.52

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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.