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Finding the Fourth Proportional to 25,059.77, 37,584.95 and 12,576.44

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Solution

The fourth proportional to 25,059.77, 37,584.95 and 12,576.44 is: 18,862.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,059.77 : 37,584.95 = 12,576.44 : x
  2. Step 2: Convert to fraction form
    25,059.77/37,584.95 = 12,576.44/x
  3. Step 3: Cross multiply
    25,059.77x = 37,584.95 × 12,576.44
  4. Step 4: Simplify right side
    25,059.77x = 472,684,899.66
  5. Step 5: Solve for x
    x = 472,684,899.66/25,059.77
  6. Step 6: Final answer
    x = 18,862.30

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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.