Home / 58,255.68-87,195.57-30,137.03

Finding the Fourth Proportional to 58,255.68, 87,195.57 and 30,137.03

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Solution

The fourth proportional to 58,255.68, 87,195.57 and 30,137.03 is: 45,108.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,255.68 : 87,195.57 = 30,137.03 : x
  2. Step 2: Convert to fraction form
    58,255.68/87,195.57 = 30,137.03/x
  3. Step 3: Cross multiply
    58,255.68x = 87,195.57 × 30,137.03
  4. Step 4: Simplify right side
    58,255.68x = 2,627,815,286.95
  5. Step 5: Solve for x
    x = 2,627,815,286.95/58,255.68
  6. Step 6: Final answer
    x = 45,108.31

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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.