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Finding the Fourth Proportional to 16,677.52, 23,017.80 and 9,602.64

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Solution

The fourth proportional to 16,677.52, 23,017.80 and 9,602.64 is: 13,253.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,677.52 : 23,017.80 = 9,602.64 : x
  2. Step 2: Convert to fraction form
    16,677.52/23,017.80 = 9,602.64/x
  3. Step 3: Cross multiply
    16,677.52x = 23,017.80 × 9,602.64
  4. Step 4: Simplify right side
    16,677.52x = 221,031,646.99
  5. Step 5: Solve for x
    x = 221,031,646.99/16,677.52
  6. Step 6: Final answer
    x = 13,253.27

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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.