Home / 53,792.67-80,699.94-18,735.06

Finding the Fourth Proportional to 53,792.67, 80,699.94 and 18,735.06

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Solution

The fourth proportional to 53,792.67, 80,699.94 and 18,735.06 is: 28,106.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,792.67 : 80,699.94 = 18,735.06 : x
  2. Step 2: Convert to fraction form
    53,792.67/80,699.94 = 18,735.06/x
  3. Step 3: Cross multiply
    53,792.67x = 80,699.94 × 18,735.06
  4. Step 4: Simplify right side
    53,792.67x = 1,511,918,217.90
  5. Step 5: Solve for x
    x = 1,511,918,217.90/53,792.67
  6. Step 6: Final answer
    x = 28,106.40

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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.