Home / 53,636.67-80,436.78-18,568.13

Finding the Fourth Proportional to 53,636.67, 80,436.78 and 18,568.13

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Solution

The fourth proportional to 53,636.67, 80,436.78 and 18,568.13 is: 27,845.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,636.67 : 80,436.78 = 18,568.13 : x
  2. Step 2: Convert to fraction form
    53,636.67/80,436.78 = 18,568.13/x
  3. Step 3: Cross multiply
    53,636.67x = 80,436.78 × 18,568.13
  4. Step 4: Simplify right side
    53,636.67x = 1,493,560,185.64
  5. Step 5: Solve for x
    x = 1,493,560,185.64/53,636.67
  6. Step 6: Final answer
    x = 27,845.88

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1.5x scale

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.