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Finding the Fourth Proportional to 25,101.86, 37,628.86 and 8,453.33

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Solution

The fourth proportional to 25,101.86, 37,628.86 and 8,453.33 is: 12,671.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,101.86 : 37,628.86 = 8,453.33 : x
  2. Step 2: Convert to fraction form
    25,101.86/37,628.86 = 8,453.33/x
  3. Step 3: Cross multiply
    25,101.86x = 37,628.86 × 8,453.33
  4. Step 4: Simplify right side
    25,101.86x = 318,088,982.96
  5. Step 5: Solve for x
    x = 318,088,982.96/25,101.86
  6. Step 6: Final answer
    x = 12,671.93

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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.