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Finding the Fourth Proportional to 113,563.98, 170,376.69 and 43,445.58

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Solution

The fourth proportional to 113,563.98, 170,376.69 and 43,445.58 is: 65,180.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,563.98 : 170,376.69 = 43,445.58 : x
  2. Step 2: Convert to fraction form
    113,563.98/170,376.69 = 43,445.58/x
  3. Step 3: Cross multiply
    113,563.98x = 170,376.69 × 43,445.58
  4. Step 4: Simplify right side
    113,563.98x = 7,402,114,115.53
  5. Step 5: Solve for x
    x = 7,402,114,115.53/113,563.98
  6. Step 6: Final answer
    x = 65,180.12

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.