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Finding the Fourth Proportional to 113,234.40, 169,851.60 and 43,104.60

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Solution

The fourth proportional to 113,234.40, 169,851.60 and 43,104.60 is: 64,656.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,234.40 : 169,851.60 = 43,104.60 : x
  2. Step 2: Convert to fraction form
    113,234.40/169,851.60 = 43,104.60/x
  3. Step 3: Cross multiply
    113,234.40x = 169,851.60 × 43,104.60
  4. Step 4: Simplify right side
    113,234.40x = 7,321,385,277.36
  5. Step 5: Solve for x
    x = 7,321,385,277.36/113,234.40
  6. Step 6: Final answer
    x = 64,656.90

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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.