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Finding the Fourth Proportional to 12,670.33, 17,484.54 and 7,004.72

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Solution

The fourth proportional to 12,670.33, 17,484.54 and 7,004.72 is: 9,666.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,670.33 : 17,484.54 = 7,004.72 : x
  2. Step 2: Convert to fraction form
    12,670.33/17,484.54 = 7,004.72/x
  3. Step 3: Cross multiply
    12,670.33x = 17,484.54 × 7,004.72
  4. Step 4: Simplify right side
    12,670.33x = 122,474,193.34
  5. Step 5: Solve for x
    x = 122,474,193.34/12,670.33
  6. Step 6: Final answer
    x = 9,666.22

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