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Finding the Fourth Proportional to 116,002.60, 173,874.30 and 49,431.40

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Solution

The fourth proportional to 116,002.60, 173,874.30 and 49,431.40 is: 74,091.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,002.60 : 173,874.30 = 49,431.40 : x
  2. Step 2: Convert to fraction form
    116,002.60/173,874.30 = 49,431.40/x
  3. Step 3: Cross multiply
    116,002.60x = 173,874.30 × 49,431.40
  4. Step 4: Simplify right side
    116,002.60x = 8,594,850,073.02
  5. Step 5: Solve for x
    x = 8,594,850,073.02/116,002.60
  6. Step 6: Final answer
    x = 74,091.87

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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.