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Finding the Fourth Proportional to 25,045.52, 37,573.92 and 8,406.48

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Solution

The fourth proportional to 25,045.52, 37,573.92 and 8,406.48 is: 12,611.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,045.52 : 37,573.92 = 8,406.48 : x
  2. Step 2: Convert to fraction form
    25,045.52/37,573.92 = 8,406.48/x
  3. Step 3: Cross multiply
    25,045.52x = 37,573.92 × 8,406.48
  4. Step 4: Simplify right side
    25,045.52x = 315,864,407.00
  5. Step 5: Solve for x
    x = 315,864,407.00/25,045.52
  6. Step 6: Final answer
    x = 12,611.61

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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.