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Finding the Fourth Proportional to 30,179.60, 45,204.60 and 24,995.60

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Solution

The fourth proportional to 30,179.60, 45,204.60 and 24,995.60 is: 37,439.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,179.60 : 45,204.60 = 24,995.60 : x
  2. Step 2: Convert to fraction form
    30,179.60/45,204.60 = 24,995.60/x
  3. Step 3: Cross multiply
    30,179.60x = 45,204.60 × 24,995.60
  4. Step 4: Simplify right side
    30,179.60x = 1,129,916,099.76
  5. Step 5: Solve for x
    x = 1,129,916,099.76/30,179.60
  6. Step 6: Final answer
    x = 37,439.73

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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.