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Finding the Fourth Proportional to 12,401.04, 18,591.84 and 5,823.84

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Solution

The fourth proportional to 12,401.04, 18,591.84 and 5,823.84 is: 8,731.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,401.04 : 18,591.84 = 5,823.84 : x
  2. Step 2: Convert to fraction form
    12,401.04/18,591.84 = 5,823.84/x
  3. Step 3: Cross multiply
    12,401.04x = 18,591.84 × 5,823.84
  4. Step 4: Simplify right side
    12,401.04x = 108,275,901.47
  5. Step 5: Solve for x
    x = 108,275,901.47/12,401.04
  6. Step 6: Final answer
    x = 8,731.20

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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.