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Finding the Fourth Proportional to 73,564.08, 110,401.56 and 53,893.04

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Solution

The fourth proportional to 73,564.08, 110,401.56 and 53,893.04 is: 80,880.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,564.08 : 110,401.56 = 53,893.04 : x
  2. Step 2: Convert to fraction form
    73,564.08/110,401.56 = 53,893.04/x
  3. Step 3: Cross multiply
    73,564.08x = 110,401.56 × 53,893.04
  4. Step 4: Simplify right side
    73,564.08x = 5,949,875,689.14
  5. Step 5: Solve for x
    x = 5,949,875,689.14/73,564.08
  6. Step 6: Final answer
    x = 80,880.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.