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Finding the Fourth Proportional to 43,592.64, 65,306.46 and 25,769.94

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Solution

The fourth proportional to 43,592.64, 65,306.46 and 25,769.94 is: 38,606.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,592.64 : 65,306.46 = 25,769.94 : x
  2. Step 2: Convert to fraction form
    43,592.64/65,306.46 = 25,769.94/x
  3. Step 3: Cross multiply
    43,592.64x = 65,306.46 × 25,769.94
  4. Step 4: Simplify right side
    43,592.64x = 1,682,943,555.81
  5. Step 5: Solve for x
    x = 1,682,943,555.81/43,592.64
  6. Step 6: Final answer
    x = 38,606.14

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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.