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Finding the Fourth Proportional to 11,831.03, 16,326.87 and 6,525.83

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Solution

The fourth proportional to 11,831.03, 16,326.87 and 6,525.83 is: 9,005.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,831.03 : 16,326.87 = 6,525.83 : x
  2. Step 2: Convert to fraction form
    11,831.03/16,326.87 = 6,525.83/x
  3. Step 3: Cross multiply
    11,831.03x = 16,326.87 × 6,525.83
  4. Step 4: Simplify right side
    11,831.03x = 106,546,394.40
  5. Step 5: Solve for x
    x = 106,546,394.40/11,831.03
  6. Step 6: Final answer
    x = 9,005.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.