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Finding the Fourth Proportional to 36,165.92, 49,911.04 and 20,250.24

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Solution

The fourth proportional to 36,165.92, 49,911.04 and 20,250.24 is: 27,946.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,165.92 : 49,911.04 = 20,250.24 : x
  2. Step 2: Convert to fraction form
    36,165.92/49,911.04 = 20,250.24/x
  3. Step 3: Cross multiply
    36,165.92x = 49,911.04 × 20,250.24
  4. Step 4: Simplify right side
    36,165.92x = 1,010,710,538.65
  5. Step 5: Solve for x
    x = 1,010,710,538.65/36,165.92
  6. Step 6: Final answer
    x = 27,946.49

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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.