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Finding the Fourth Proportional to 12,342.56, 17,032.83 and 7,307.06

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Solution

The fourth proportional to 12,342.56, 17,032.83 and 7,307.06 is: 10,083.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,342.56 : 17,032.83 = 7,307.06 : x
  2. Step 2: Convert to fraction form
    12,342.56/17,032.83 = 7,307.06/x
  3. Step 3: Cross multiply
    12,342.56x = 17,032.83 × 7,307.06
  4. Step 4: Simplify right side
    12,342.56x = 124,459,910.78
  5. Step 5: Solve for x
    x = 124,459,910.78/12,342.56
  6. Step 6: Final answer
    x = 10,083.80

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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.