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Finding the Fourth Proportional to 173,609.60, 260,414.40 and 48,950.60

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Solution

The fourth proportional to 173,609.60, 260,414.40 and 48,950.60 is: 73,425.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,609.60 : 260,414.40 = 48,950.60 : x
  2. Step 2: Convert to fraction form
    173,609.60/260,414.40 = 48,950.60/x
  3. Step 3: Cross multiply
    173,609.60x = 260,414.40 × 48,950.60
  4. Step 4: Simplify right side
    173,609.60x = 12,747,441,128.64
  5. Step 5: Solve for x
    x = 12,747,441,128.64/173,609.60
  6. Step 6: Final answer
    x = 73,425.90

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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.