Home / 37,181.03-55,701.20-28,820.08

Finding the Fourth Proportional to 37,181.03, 55,701.20 and 28,820.08

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Solution

The fourth proportional to 37,181.03, 55,701.20 and 28,820.08 is: 43,175.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,181.03 : 55,701.20 = 28,820.08 : x
  2. Step 2: Convert to fraction form
    37,181.03/55,701.20 = 28,820.08/x
  3. Step 3: Cross multiply
    37,181.03x = 55,701.20 × 28,820.08
  4. Step 4: Simplify right side
    37,181.03x = 1,605,313,040.10
  5. Step 5: Solve for x
    x = 1,605,313,040.10/37,181.03
  6. Step 6: Final answer
    x = 43,175.59

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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.