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Finding the Fourth Proportional to 116,889.96, 175,375.66 and 36,940.16

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Solution

The fourth proportional to 116,889.96, 175,375.66 and 36,940.16 is: 55,423.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,889.96 : 175,375.66 = 36,940.16 : x
  2. Step 2: Convert to fraction form
    116,889.96/175,375.66 = 36,940.16/x
  3. Step 3: Cross multiply
    116,889.96x = 175,375.66 × 36,940.16
  4. Step 4: Simplify right side
    116,889.96x = 6,478,404,940.51
  5. Step 5: Solve for x
    x = 6,478,404,940.51/116,889.96
  6. Step 6: Final answer
    x = 55,423.11

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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.