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Finding the Fourth Proportional to 73,304.48, 109,958.77 and 25,912.87

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Solution

The fourth proportional to 73,304.48, 109,958.77 and 25,912.87 is: 38,870.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,304.48 : 109,958.77 = 25,912.87 : x
  2. Step 2: Convert to fraction form
    73,304.48/109,958.77 = 25,912.87/x
  3. Step 3: Cross multiply
    73,304.48x = 109,958.77 × 25,912.87
  4. Step 4: Simplify right side
    73,304.48x = 2,849,347,312.37
  5. Step 5: Solve for x
    x = 2,849,347,312.37/73,304.48
  6. Step 6: Final answer
    x = 38,870.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.