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Finding the Fourth Proportional to 97,328.48, 134,309.22 and 54,890.96

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Solution

The fourth proportional to 97,328.48, 134,309.22 and 54,890.96 is: 75,747.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,328.48 : 134,309.22 = 54,890.96 : x
  2. Step 2: Convert to fraction form
    97,328.48/134,309.22 = 54,890.96/x
  3. Step 3: Cross multiply
    97,328.48x = 134,309.22 × 54,890.96
  4. Step 4: Simplify right side
    97,328.48x = 7,372,362,022.65
  5. Step 5: Solve for x
    x = 7,372,362,022.65/97,328.48
  6. Step 6: Final answer
    x = 75,747.22

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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.