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Finding the Fourth Proportional to 17,967.96, 24,798.75 and 13,710.99

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Solution

The fourth proportional to 17,967.96, 24,798.75 and 13,710.99 is: 18,923.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,967.96 : 24,798.75 = 13,710.99 : x
  2. Step 2: Convert to fraction form
    17,967.96/24,798.75 = 13,710.99/x
  3. Step 3: Cross multiply
    17,967.96x = 24,798.75 × 13,710.99
  4. Step 4: Simplify right side
    17,967.96x = 340,015,413.26
  5. Step 5: Solve for x
    x = 340,015,413.26/17,967.96
  6. Step 6: Final answer
    x = 18,923.43

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1.5x scale

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.