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Finding the Fourth Proportional to 19,249.52, 26,559.96 and 10,862.96

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Solution

The fourth proportional to 19,249.52, 26,559.96 and 10,862.96 is: 14,988.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,249.52 : 26,559.96 = 10,862.96 : x
  2. Step 2: Convert to fraction form
    19,249.52/26,559.96 = 10,862.96/x
  3. Step 3: Cross multiply
    19,249.52x = 26,559.96 × 10,862.96
  4. Step 4: Simplify right side
    19,249.52x = 288,519,783.08
  5. Step 5: Solve for x
    x = 288,519,783.08/19,249.52
  6. Step 6: Final answer
    x = 14,988.41

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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.