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Finding the Fourth Proportional to 116,388.66, 174,659.55 and 63,835.05

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Solution

The fourth proportional to 116,388.66, 174,659.55 and 63,835.05 is: 95,794.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,388.66 : 174,659.55 = 63,835.05 : x
  2. Step 2: Convert to fraction form
    116,388.66/174,659.55 = 63,835.05/x
  3. Step 3: Cross multiply
    116,388.66x = 174,659.55 × 63,835.05
  4. Step 4: Simplify right side
    116,388.66x = 11,149,401,107.23
  5. Step 5: Solve for x
    x = 11,149,401,107.23/116,388.66
  6. Step 6: Final answer
    x = 95,794.57

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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.