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Finding the Fourth Proportional to 71,025.29, 106,510.24 and 26,627.81

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Solution

The fourth proportional to 71,025.29, 106,510.24 and 26,627.81 is: 39,931.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,025.29 : 106,510.24 = 26,627.81 : x
  2. Step 2: Convert to fraction form
    71,025.29/106,510.24 = 26,627.81/x
  3. Step 3: Cross multiply
    71,025.29x = 106,510.24 × 26,627.81
  4. Step 4: Simplify right side
    71,025.29x = 2,836,134,433.77
  5. Step 5: Solve for x
    x = 2,836,134,433.77/71,025.29
  6. Step 6: Final answer
    x = 39,931.33

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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.