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Finding the Fourth Proportional to 18,101.93, 24,968.39 and 14,744.88

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Solution

The fourth proportional to 18,101.93, 24,968.39 and 14,744.88 is: 20,337.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,101.93 : 24,968.39 = 14,744.88 : x
  2. Step 2: Convert to fraction form
    18,101.93/24,968.39 = 14,744.88/x
  3. Step 3: Cross multiply
    18,101.93x = 24,968.39 × 14,744.88
  4. Step 4: Simplify right side
    18,101.93x = 368,155,840.62
  5. Step 5: Solve for x
    x = 368,155,840.62/18,101.93
  6. Step 6: Final answer
    x = 20,337.94

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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.