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Finding the Fourth Proportional to 235,130.39, 324,499.94 and 133,173.98

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Solution

The fourth proportional to 235,130.39, 324,499.94 and 133,173.98 is: 183,791.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,130.39 : 324,499.94 = 133,173.98 : x
  2. Step 2: Convert to fraction form
    235,130.39/324,499.94 = 133,173.98/x
  3. Step 3: Cross multiply
    235,130.39x = 324,499.94 × 133,173.98
  4. Step 4: Simplify right side
    235,130.39x = 43,214,949,663.75
  5. Step 5: Solve for x
    x = 43,214,949,663.75/235,130.39
  6. Step 6: Final answer
    x = 183,791.43

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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.