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Finding the Fourth Proportional to 25,296.60, 37,944.90 and 16,426.20

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Solution

The fourth proportional to 25,296.60, 37,944.90 and 16,426.20 is: 24,639.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,296.60 : 37,944.90 = 16,426.20 : x
  2. Step 2: Convert to fraction form
    25,296.60/37,944.90 = 16,426.20/x
  3. Step 3: Cross multiply
    25,296.60x = 37,944.90 × 16,426.20
  4. Step 4: Simplify right side
    25,296.60x = 623,290,516.38
  5. Step 5: Solve for x
    x = 623,290,516.38/25,296.60
  6. Step 6: Final answer
    x = 24,639.30

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Similar ratio
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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.