Home / 53,181.22-79,783.18-26,541.54

Finding the Fourth Proportional to 53,181.22, 79,783.18 and 26,541.54

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Solution

The fourth proportional to 53,181.22, 79,783.18 and 26,541.54 is: 39,817.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,181.22 : 79,783.18 = 26,541.54 : x
  2. Step 2: Convert to fraction form
    53,181.22/79,783.18 = 26,541.54/x
  3. Step 3: Cross multiply
    53,181.22x = 79,783.18 × 26,541.54
  4. Step 4: Simplify right side
    53,181.22x = 2,117,568,463.30
  5. Step 5: Solve for x
    x = 2,117,568,463.30/53,181.22
  6. Step 6: Final answer
    x = 39,817.97

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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.