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Finding the Fourth Proportional to 71,108.15, 106,585.67 and 37,794.67

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Solution

The fourth proportional to 71,108.15, 106,585.67 and 37,794.67 is: 56,651.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,108.15 : 106,585.67 = 37,794.67 : x
  2. Step 2: Convert to fraction form
    71,108.15/106,585.67 = 37,794.67/x
  3. Step 3: Cross multiply
    71,108.15x = 106,585.67 × 37,794.67
  4. Step 4: Simplify right side
    71,108.15x = 4,028,370,052.40
  5. Step 5: Solve for x
    x = 4,028,370,052.40/71,108.15
  6. Step 6: Final answer
    x = 56,651.32

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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.