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Finding the Fourth Proportional to 25,295.71, 37,944.08 and 8,674.85

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Solution

The fourth proportional to 25,295.71, 37,944.08 and 8,674.85 is: 13,012.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,295.71 : 37,944.08 = 8,674.85 : x
  2. Step 2: Convert to fraction form
    25,295.71/37,944.08 = 8,674.85/x
  3. Step 3: Cross multiply
    25,295.71x = 37,944.08 × 8,674.85
  4. Step 4: Simplify right side
    25,295.71x = 329,159,072.97
  5. Step 5: Solve for x
    x = 329,159,072.97/25,295.71
  6. Step 6: Final answer
    x = 13,012.45

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Similar ratio
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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.