Home / 58,380.26-87,584.31-18,937.46

Finding the Fourth Proportional to 58,380.26, 87,584.31 and 18,937.46

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Solution

The fourth proportional to 58,380.26, 87,584.31 and 18,937.46 is: 28,410.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,380.26 : 87,584.31 = 18,937.46 : x
  2. Step 2: Convert to fraction form
    58,380.26/87,584.31 = 18,937.46/x
  3. Step 3: Cross multiply
    58,380.26x = 87,584.31 × 18,937.46
  4. Step 4: Simplify right side
    58,380.26x = 1,658,624,367.25
  5. Step 5: Solve for x
    x = 1,658,624,367.25/58,380.26
  6. Step 6: Final answer
    x = 28,410.71

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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.