Home / 41,793.21-57,690.69-28,370.46

Finding the Fourth Proportional to 41,793.21, 57,690.69 and 28,370.46

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Solution

The fourth proportional to 41,793.21, 57,690.69 and 28,370.46 is: 39,162.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,793.21 : 57,690.69 = 28,370.46 : x
  2. Step 2: Convert to fraction form
    41,793.21/57,690.69 = 28,370.46/x
  3. Step 3: Cross multiply
    41,793.21x = 57,690.69 × 28,370.46
  4. Step 4: Simplify right side
    41,793.21x = 1,636,711,413.02
  5. Step 5: Solve for x
    x = 1,636,711,413.02/41,793.21
  6. Step 6: Final answer
    x = 39,162.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.