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Finding the Fourth Proportional to 27,101.46, 40,622.54 and 13,954.62

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Solution

The fourth proportional to 27,101.46, 40,622.54 and 13,954.62 is: 20,916.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,101.46 : 40,622.54 = 13,954.62 : x
  2. Step 2: Convert to fraction form
    27,101.46/40,622.54 = 13,954.62/x
  3. Step 3: Cross multiply
    27,101.46x = 40,622.54 × 13,954.62
  4. Step 4: Simplify right side
    27,101.46x = 566,872,039.36
  5. Step 5: Solve for x
    x = 566,872,039.36/27,101.46
  6. Step 6: Final answer
    x = 20,916.66

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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.