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Finding the Fourth Proportional to 12,468.02, 17,199.93 and 7,429.34

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Solution

The fourth proportional to 12,468.02, 17,199.93 and 7,429.34 is: 10,248.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,468.02 : 17,199.93 = 7,429.34 : x
  2. Step 2: Convert to fraction form
    12,468.02/17,199.93 = 7,429.34/x
  3. Step 3: Cross multiply
    12,468.02x = 17,199.93 × 7,429.34
  4. Step 4: Simplify right side
    12,468.02x = 127,784,127.95
  5. Step 5: Solve for x
    x = 127,784,127.95/12,468.02
  6. Step 6: Final answer
    x = 10,248.95

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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.