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Finding the Fourth Proportional to 10,055.16, 13,865.04 and 8,717.04

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Solution

The fourth proportional to 10,055.16, 13,865.04 and 8,717.04 is: 12,019.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,055.16 : 13,865.04 = 8,717.04 : x
  2. Step 2: Convert to fraction form
    10,055.16/13,865.04 = 8,717.04/x
  3. Step 3: Cross multiply
    10,055.16x = 13,865.04 × 8,717.04
  4. Step 4: Simplify right side
    10,055.16x = 120,862,108.28
  5. Step 5: Solve for x
    x = 120,862,108.28/10,055.16
  6. Step 6: Final answer
    x = 12,019.91

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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.