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Finding the Fourth Proportional to 15,892.14, 23,838.18 and 5,503.89

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Solution

The fourth proportional to 15,892.14, 23,838.18 and 5,503.89 is: 8,255.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,892.14 : 23,838.18 = 5,503.89 : x
  2. Step 2: Convert to fraction form
    15,892.14/23,838.18 = 5,503.89/x
  3. Step 3: Cross multiply
    15,892.14x = 23,838.18 × 5,503.89
  4. Step 4: Simplify right side
    15,892.14x = 131,202,720.52
  5. Step 5: Solve for x
    x = 131,202,720.52/15,892.14
  6. Step 6: Final answer
    x = 8,255.82

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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.