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Finding the Fourth Proportional to 80,483.52, 120,726.36 and 24,324.06

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Solution

The fourth proportional to 80,483.52, 120,726.36 and 24,324.06 is: 36,486.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,483.52 : 120,726.36 = 24,324.06 : x
  2. Step 2: Convert to fraction form
    80,483.52/120,726.36 = 24,324.06/x
  3. Step 3: Cross multiply
    80,483.52x = 120,726.36 × 24,324.06
  4. Step 4: Simplify right side
    80,483.52x = 2,936,555,224.22
  5. Step 5: Solve for x
    x = 2,936,555,224.22/80,483.52
  6. Step 6: Final answer
    x = 36,486.42

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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.