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Finding the Fourth Proportional to 96,317.73, 144,536.74 and 69,302.81

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Solution

The fourth proportional to 96,317.73, 144,536.74 and 69,302.81 is: 103,997.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,317.73 : 144,536.74 = 69,302.81 : x
  2. Step 2: Convert to fraction form
    96,317.73/144,536.74 = 69,302.81/x
  3. Step 3: Cross multiply
    96,317.73x = 144,536.74 × 69,302.81
  4. Step 4: Simplify right side
    96,317.73x = 10,016,802,418.32
  5. Step 5: Solve for x
    x = 10,016,802,418.32/96,317.73
  6. Step 6: Final answer
    x = 103,997.49

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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.