Home / 53,837.04-80,743.12-20,544.96

Finding the Fourth Proportional to 53,837.04, 80,743.12 and 20,544.96

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Solution

The fourth proportional to 53,837.04, 80,743.12 and 20,544.96 is: 30,812.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,837.04 : 80,743.12 = 20,544.96 : x
  2. Step 2: Convert to fraction form
    53,837.04/80,743.12 = 20,544.96/x
  3. Step 3: Cross multiply
    53,837.04x = 80,743.12 × 20,544.96
  4. Step 4: Simplify right side
    53,837.04x = 1,658,864,170.68
  5. Step 5: Solve for x
    x = 1,658,864,170.68/53,837.04
  6. Step 6: Final answer
    x = 30,812.69

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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.