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Finding the Fourth Proportional to 113,523.37, 156,662.30 and 65,804.41

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Solution

The fourth proportional to 113,523.37, 156,662.30 and 65,804.41 is: 90,810.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,523.37 : 156,662.30 = 65,804.41 : x
  2. Step 2: Convert to fraction form
    113,523.37/156,662.30 = 65,804.41/x
  3. Step 3: Cross multiply
    113,523.37x = 156,662.30 × 65,804.41
  4. Step 4: Simplify right side
    113,523.37x = 10,309,070,220.74
  5. Step 5: Solve for x
    x = 10,309,070,220.74/113,523.37
  6. Step 6: Final answer
    x = 90,810.11

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.