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Finding the Fourth Proportional to 16,246.40, 24,343.20 and 14,691.20

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Solution

The fourth proportional to 16,246.40, 24,343.20 and 14,691.20 is: 22,012.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,246.40 : 24,343.20 = 14,691.20 : x
  2. Step 2: Convert to fraction form
    16,246.40/24,343.20 = 14,691.20/x
  3. Step 3: Cross multiply
    16,246.40x = 24,343.20 × 14,691.20
  4. Step 4: Simplify right side
    16,246.40x = 357,630,819.84
  5. Step 5: Solve for x
    x = 357,630,819.84/16,246.40
  6. Step 6: Final answer
    x = 22,012.93

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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.