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Finding the Fourth Proportional to 16,129.13, 22,258.19 and 9,056.00

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Solution

The fourth proportional to 16,129.13, 22,258.19 and 9,056.00 is: 12,497.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,129.13 : 22,258.19 = 9,056.00 : x
  2. Step 2: Convert to fraction form
    16,129.13/22,258.19 = 9,056.00/x
  3. Step 3: Cross multiply
    16,129.13x = 22,258.19 × 9,056.00
  4. Step 4: Simplify right side
    16,129.13x = 201,570,246.93
  5. Step 5: Solve for x
    x = 201,570,246.93/16,129.13
  6. Step 6: Final answer
    x = 12,497.28

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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.