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Finding the Fourth Proportional to 16,188.40, 24,246.15 and 9,627.40

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Solution

The fourth proportional to 16,188.40, 24,246.15 and 9,627.40 is: 14,419.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,188.40 : 24,246.15 = 9,627.40 : x
  2. Step 2: Convert to fraction form
    16,188.40/24,246.15 = 9,627.40/x
  3. Step 3: Cross multiply
    16,188.40x = 24,246.15 × 9,627.40
  4. Step 4: Simplify right side
    16,188.40x = 233,427,384.51
  5. Step 5: Solve for x
    x = 233,427,384.51/16,188.40
  6. Step 6: Final answer
    x = 14,419.42

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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.