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Finding the Fourth Proportional to 34,656.15, 47,825.46 and 18,740.46

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Solution

The fourth proportional to 34,656.15, 47,825.46 and 18,740.46 is: 25,861.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,656.15 : 47,825.46 = 18,740.46 : x
  2. Step 2: Convert to fraction form
    34,656.15/47,825.46 = 18,740.46/x
  3. Step 3: Cross multiply
    34,656.15x = 47,825.46 × 18,740.46
  4. Step 4: Simplify right side
    34,656.15x = 896,271,120.11
  5. Step 5: Solve for x
    x = 896,271,120.11/34,656.15
  6. Step 6: Final answer
    x = 25,861.82

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.