Home / 58,379.44-87,581.46-18,933.48

Finding the Fourth Proportional to 58,379.44, 87,581.46 and 18,933.48

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Solution

The fourth proportional to 58,379.44, 87,581.46 and 18,933.48 is: 28,404.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,379.44 : 87,581.46 = 18,933.48 : x
  2. Step 2: Convert to fraction form
    58,379.44/87,581.46 = 18,933.48/x
  3. Step 3: Cross multiply
    58,379.44x = 87,581.46 × 18,933.48
  4. Step 4: Simplify right side
    58,379.44x = 1,658,221,821.28
  5. Step 5: Solve for x
    x = 1,658,221,821.28/58,379.44
  6. Step 6: Final answer
    x = 28,404.21

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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.