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Finding the Fourth Proportional to 24,698.64, 37,047.78 and 20,992.08

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Solution

The fourth proportional to 24,698.64, 37,047.78 and 20,992.08 is: 31,487.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,698.64 : 37,047.78 = 20,992.08 : x
  2. Step 2: Convert to fraction form
    24,698.64/37,047.78 = 20,992.08/x
  3. Step 3: Cross multiply
    24,698.64x = 37,047.78 × 20,992.08
  4. Step 4: Simplify right side
    24,698.64x = 777,709,961.58
  5. Step 5: Solve for x
    x = 777,709,961.58/24,698.64
  6. Step 6: Final answer
    x = 31,487.97

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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.