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Finding the Fourth Proportional to 79,255.50, 118,799.46 and 29,303.52

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Solution

The fourth proportional to 79,255.50, 118,799.46 and 29,303.52 is: 43,924.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,255.50 : 118,799.46 = 29,303.52 : x
  2. Step 2: Convert to fraction form
    79,255.50/118,799.46 = 29,303.52/x
  3. Step 3: Cross multiply
    79,255.50x = 118,799.46 × 29,303.52
  4. Step 4: Simplify right side
    79,255.50x = 3,481,242,352.10
  5. Step 5: Solve for x
    x = 3,481,242,352.10/79,255.50
  6. Step 6: Final answer
    x = 43,924.30

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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.