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Finding the Fourth Proportional to 34,867.96, 52,324.22 and 12,679.23

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Solution

The fourth proportional to 34,867.96, 52,324.22 and 12,679.23 is: 19,026.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,867.96 : 52,324.22 = 12,679.23 : x
  2. Step 2: Convert to fraction form
    34,867.96/52,324.22 = 12,679.23/x
  3. Step 3: Cross multiply
    34,867.96x = 52,324.22 × 12,679.23
  4. Step 4: Simplify right side
    34,867.96x = 663,430,494.93
  5. Step 5: Solve for x
    x = 663,430,494.93/34,867.96
  6. Step 6: Final answer
    x = 19,026.94

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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.