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Finding the Fourth Proportional to 17,762.65, 24,515.13 and 11,050.43

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Solution

The fourth proportional to 17,762.65, 24,515.13 and 11,050.43 is: 15,251.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,762.65 : 24,515.13 = 11,050.43 : x
  2. Step 2: Convert to fraction form
    17,762.65/24,515.13 = 11,050.43/x
  3. Step 3: Cross multiply
    17,762.65x = 24,515.13 × 11,050.43
  4. Step 4: Simplify right side
    17,762.65x = 270,902,615.79
  5. Step 5: Solve for x
    x = 270,902,615.79/17,762.65
  6. Step 6: Final answer
    x = 15,251.25

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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.