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Finding the Fourth Proportional to 34,609.97, 51,919.97 and 10,909.51

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Solution

The fourth proportional to 34,609.97, 51,919.97 and 10,909.51 is: 16,365.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,609.97 : 51,919.97 = 10,909.51 : x
  2. Step 2: Convert to fraction form
    34,609.97/51,919.97 = 10,909.51/x
  3. Step 3: Cross multiply
    34,609.97x = 51,919.97 × 10,909.51
  4. Step 4: Simplify right side
    34,609.97x = 566,421,247.57
  5. Step 5: Solve for x
    x = 566,421,247.57/34,609.97
  6. Step 6: Final answer
    x = 16,365.84

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1.5x scale

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.