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Finding the Fourth Proportional to 24,630.40, 36,938.40 and 8,833.60

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Solution

The fourth proportional to 24,630.40, 36,938.40 and 8,833.60 is: 13,247.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,630.40 : 36,938.40 = 8,833.60 : x
  2. Step 2: Convert to fraction form
    24,630.40/36,938.40 = 8,833.60/x
  3. Step 3: Cross multiply
    24,630.40x = 36,938.40 × 8,833.60
  4. Step 4: Simplify right side
    24,630.40x = 326,299,050.24
  5. Step 5: Solve for x
    x = 326,299,050.24/24,630.40
  6. Step 6: Final answer
    x = 13,247.82

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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.