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Finding the Fourth Proportional to 29,043.64, 43,555.92 and 9,317.52

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Solution

The fourth proportional to 29,043.64, 43,555.92 and 9,317.52 is: 13,973.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,043.64 : 43,555.92 = 9,317.52 : x
  2. Step 2: Convert to fraction form
    29,043.64/43,555.92 = 9,317.52/x
  3. Step 3: Cross multiply
    29,043.64x = 43,555.92 × 9,317.52
  4. Step 4: Simplify right side
    29,043.64x = 405,833,155.72
  5. Step 5: Solve for x
    x = 405,833,155.72/29,043.64
  6. Step 6: Final answer
    x = 13,973.22

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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.