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Finding the Fourth Proportional to 71,025.35, 106,510.33 and 26,627.88

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Solution

The fourth proportional to 71,025.35, 106,510.33 and 26,627.88 is: 39,931.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,025.35 : 106,510.33 = 26,627.88 : x
  2. Step 2: Convert to fraction form
    71,025.35/106,510.33 = 26,627.88/x
  3. Step 3: Cross multiply
    71,025.35x = 106,510.33 × 26,627.88
  4. Step 4: Simplify right side
    71,025.35x = 2,836,144,286.00
  5. Step 5: Solve for x
    x = 2,836,144,286.00/71,025.35
  6. Step 6: Final answer
    x = 39,931.44

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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.