Home / 58,584.75-87,877.26-21,171.25

Finding the Fourth Proportional to 58,584.75, 87,877.26 and 21,171.25

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Solution

The fourth proportional to 58,584.75, 87,877.26 and 21,171.25 is: 31,756.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,584.75 : 87,877.26 = 21,171.25 : x
  2. Step 2: Convert to fraction form
    58,584.75/87,877.26 = 21,171.25/x
  3. Step 3: Cross multiply
    58,584.75x = 87,877.26 × 21,171.25
  4. Step 4: Simplify right side
    58,584.75x = 1,860,471,550.62
  5. Step 5: Solve for x
    x = 1,860,471,550.62/58,584.75
  6. Step 6: Final answer
    x = 31,756.92

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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.