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Finding the Fourth Proportional to 24,291.63, 36,413.15 and 20,946.33

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Solution

The fourth proportional to 24,291.63, 36,413.15 and 20,946.33 is: 31,398.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,291.63 : 36,413.15 = 20,946.33 : x
  2. Step 2: Convert to fraction form
    24,291.63/36,413.15 = 20,946.33/x
  3. Step 3: Cross multiply
    24,291.63x = 36,413.15 × 20,946.33
  4. Step 4: Simplify right side
    24,291.63x = 762,721,751.51
  5. Step 5: Solve for x
    x = 762,721,751.51/24,291.63
  6. Step 6: Final answer
    x = 31,398.54

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1.5x scale

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.