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Finding the Fourth Proportional to 14,119.96, 19,483.50 and 9,084.64

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Solution

The fourth proportional to 14,119.96, 19,483.50 and 9,084.64 is: 12,535.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,119.96 : 19,483.50 = 9,084.64 : x
  2. Step 2: Convert to fraction form
    14,119.96/19,483.50 = 9,084.64/x
  3. Step 3: Cross multiply
    14,119.96x = 19,483.50 × 9,084.64
  4. Step 4: Simplify right side
    14,119.96x = 177,000,583.44
  5. Step 5: Solve for x
    x = 177,000,583.44/14,119.96
  6. Step 6: Final answer
    x = 12,535.49

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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.