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Finding the Fourth Proportional to 11,670.67, 16,100.94 and 6,564.99

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Solution

The fourth proportional to 11,670.67, 16,100.94 and 6,564.99 is: 9,057.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,670.67 : 16,100.94 = 6,564.99 : x
  2. Step 2: Convert to fraction form
    11,670.67/16,100.94 = 6,564.99/x
  3. Step 3: Cross multiply
    11,670.67x = 16,100.94 × 6,564.99
  4. Step 4: Simplify right side
    11,670.67x = 105,702,510.09
  5. Step 5: Solve for x
    x = 105,702,510.09/11,670.67
  6. Step 6: Final answer
    x = 9,057.11

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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.