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Finding the Fourth Proportional to 25,292.32, 37,944.44 and 8,652.52

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Solution

The fourth proportional to 25,292.32, 37,944.44 and 8,652.52 is: 12,980.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,292.32 : 37,944.44 = 8,652.52 : x
  2. Step 2: Convert to fraction form
    25,292.32/37,944.44 = 8,652.52/x
  3. Step 3: Cross multiply
    25,292.32x = 37,944.44 × 8,652.52
  4. Step 4: Simplify right side
    25,292.32x = 328,315,025.99
  5. Step 5: Solve for x
    x = 328,315,025.99/25,292.32
  6. Step 6: Final answer
    x = 12,980.82

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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.