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Finding the Fourth Proportional to 11,835.02, 16,327.36 and 8,300.54

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Solution

The fourth proportional to 11,835.02, 16,327.36 and 8,300.54 is: 11,451.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,835.02 : 16,327.36 = 8,300.54 : x
  2. Step 2: Convert to fraction form
    11,835.02/16,327.36 = 8,300.54/x
  3. Step 3: Cross multiply
    11,835.02x = 16,327.36 × 8,300.54
  4. Step 4: Simplify right side
    11,835.02x = 135,525,802.39
  5. Step 5: Solve for x
    x = 135,525,802.39/11,835.02
  6. Step 6: Final answer
    x = 11,451.26

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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.