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Finding the Fourth Proportional to 116,591.60, 173,978.06 and 104,025.23

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Solution

The fourth proportional to 116,591.60, 173,978.06 and 104,025.23 is: 155,226.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,591.60 : 173,978.06 = 104,025.23 : x
  2. Step 2: Convert to fraction form
    116,591.60/173,978.06 = 104,025.23/x
  3. Step 3: Cross multiply
    116,591.60x = 173,978.06 × 104,025.23
  4. Step 4: Simplify right side
    116,591.60x = 18,098,106,316.44
  5. Step 5: Solve for x
    x = 18,098,106,316.44/116,591.60
  6. Step 6: Final answer
    x = 155,226.51

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.