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Finding the Fourth Proportional to 14,920.59, 22,380.63 and 3,827.16

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Solution

The fourth proportional to 14,920.59, 22,380.63 and 3,827.16 is: 5,740.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,920.59 : 22,380.63 = 3,827.16 : x
  2. Step 2: Convert to fraction form
    14,920.59/22,380.63 = 3,827.16/x
  3. Step 3: Cross multiply
    14,920.59x = 22,380.63 × 3,827.16
  4. Step 4: Simplify right side
    14,920.59x = 85,654,251.91
  5. Step 5: Solve for x
    x = 85,654,251.91/14,920.59
  6. Step 6: Final answer
    x = 5,740.67

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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.