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Finding the Fourth Proportional to 18,125.92, 27,196.44 and 7,597.90

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Solution

The fourth proportional to 18,125.92, 27,196.44 and 7,597.90 is: 11,400.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,125.92 : 27,196.44 = 7,597.90 : x
  2. Step 2: Convert to fraction form
    18,125.92/27,196.44 = 7,597.90/x
  3. Step 3: Cross multiply
    18,125.92x = 27,196.44 × 7,597.90
  4. Step 4: Simplify right side
    18,125.92x = 206,635,831.48
  5. Step 5: Solve for x
    x = 206,635,831.48/18,125.92
  6. Step 6: Final answer
    x = 11,400.02

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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.