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Finding the Fourth Proportional to 17,341.94, 23,929.17 and 9,888.50

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Solution

The fourth proportional to 17,341.94, 23,929.17 and 9,888.50 is: 13,644.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,341.94 : 23,929.17 = 9,888.50 : x
  2. Step 2: Convert to fraction form
    17,341.94/23,929.17 = 9,888.50/x
  3. Step 3: Cross multiply
    17,341.94x = 23,929.17 × 9,888.50
  4. Step 4: Simplify right side
    17,341.94x = 236,623,597.55
  5. Step 5: Solve for x
    x = 236,623,597.55/17,341.94
  6. Step 6: Final answer
    x = 13,644.59

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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.