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Finding the Fourth Proportional to 55,497.25, 76,593.72 and 31,303.18

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Solution

The fourth proportional to 55,497.25, 76,593.72 and 31,303.18 is: 43,202.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,497.25 : 76,593.72 = 31,303.18 : x
  2. Step 2: Convert to fraction form
    55,497.25/76,593.72 = 31,303.18/x
  3. Step 3: Cross multiply
    55,497.25x = 76,593.72 × 31,303.18
  4. Step 4: Simplify right side
    55,497.25x = 2,397,627,004.03
  5. Step 5: Solve for x
    x = 2,397,627,004.03/55,497.25
  6. Step 6: Final answer
    x = 43,202.63

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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.