Home / 58,379.94-87,582.21-18,933.98

Finding the Fourth Proportional to 58,379.94, 87,582.21 and 18,933.98

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Solution

The fourth proportional to 58,379.94, 87,582.21 and 18,933.98 is: 28,404.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,379.94 : 87,582.21 = 18,933.98 : x
  2. Step 2: Convert to fraction form
    58,379.94/87,582.21 = 18,933.98/x
  3. Step 3: Cross multiply
    58,379.94x = 87,582.21 × 18,933.98
  4. Step 4: Simplify right side
    58,379.94x = 1,658,279,812.50
  5. Step 5: Solve for x
    x = 1,658,279,812.50/58,379.94
  6. Step 6: Final answer
    x = 28,404.96

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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.