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Finding the Fourth Proportional to 39,751.92, 54,861.01 and 27,033.32

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Solution

The fourth proportional to 39,751.92, 54,861.01 and 27,033.32 is: 37,308.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,751.92 : 54,861.01 = 27,033.32 : x
  2. Step 2: Convert to fraction form
    39,751.92/54,861.01 = 27,033.32/x
  3. Step 3: Cross multiply
    39,751.92x = 54,861.01 × 27,033.32
  4. Step 4: Simplify right side
    39,751.92x = 1,483,075,308.42
  5. Step 5: Solve for x
    x = 1,483,075,308.42/39,751.92
  6. Step 6: Final answer
    x = 37,308.27

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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.