Home / 55,029.99-82,540.94-17,580.01

Finding the Fourth Proportional to 55,029.99, 82,540.94 and 17,580.01

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Solution

The fourth proportional to 55,029.99, 82,540.94 and 17,580.01 is: 26,368.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,029.99 : 82,540.94 = 17,580.01 : x
  2. Step 2: Convert to fraction form
    55,029.99/82,540.94 = 17,580.01/x
  3. Step 3: Cross multiply
    55,029.99x = 82,540.94 × 17,580.01
  4. Step 4: Simplify right side
    55,029.99x = 1,451,070,137.90
  5. Step 5: Solve for x
    x = 1,451,070,137.90/55,029.99
  6. Step 6: Final answer
    x = 26,368.72

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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.