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Finding the Fourth Proportional to 39,606.68, 54,664.32 and 23,692.88

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Solution

The fourth proportional to 39,606.68, 54,664.32 and 23,692.88 is: 32,700.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,606.68 : 54,664.32 = 23,692.88 : x
  2. Step 2: Convert to fraction form
    39,606.68/54,664.32 = 23,692.88/x
  3. Step 3: Cross multiply
    39,606.68x = 54,664.32 × 23,692.88
  4. Step 4: Simplify right side
    39,606.68x = 1,295,155,174.04
  5. Step 5: Solve for x
    x = 1,295,155,174.04/39,606.68
  6. Step 6: Final answer
    x = 32,700.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.