Home / 58,539.83-87,813.68-20,584.56

Finding the Fourth Proportional to 58,539.83, 87,813.68 and 20,584.56

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Solution

The fourth proportional to 58,539.83, 87,813.68 and 20,584.56 is: 30,878.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,539.83 : 87,813.68 = 20,584.56 : x
  2. Step 2: Convert to fraction form
    58,539.83/87,813.68 = 20,584.56/x
  3. Step 3: Cross multiply
    58,539.83x = 87,813.68 × 20,584.56
  4. Step 4: Simplify right side
    58,539.83x = 1,807,605,861.86
  5. Step 5: Solve for x
    x = 1,807,605,861.86/58,539.83
  6. Step 6: Final answer
    x = 30,878.22

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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.