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Finding the Fourth Proportional to 18,048.62, 24,911.62 and 14,449.52

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Solution

The fourth proportional to 18,048.62, 24,911.62 and 14,449.52 is: 19,943.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,048.62 : 24,911.62 = 14,449.52 : x
  2. Step 2: Convert to fraction form
    18,048.62/24,911.62 = 14,449.52/x
  3. Step 3: Cross multiply
    18,048.62x = 24,911.62 × 14,449.52
  4. Step 4: Simplify right side
    18,048.62x = 359,960,951.42
  5. Step 5: Solve for x
    x = 359,960,951.42/18,048.62
  6. Step 6: Final answer
    x = 19,943.96

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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.