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Finding the Fourth Proportional to 34,728.19, 52,094.57 and 13,666.57

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Solution

The fourth proportional to 34,728.19, 52,094.57 and 13,666.57 is: 20,500.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,728.19 : 52,094.57 = 13,666.57 : x
  2. Step 2: Convert to fraction form
    34,728.19/52,094.57 = 13,666.57/x
  3. Step 3: Cross multiply
    34,728.19x = 52,094.57 × 13,666.57
  4. Step 4: Simplify right side
    34,728.19x = 711,954,087.52
  5. Step 5: Solve for x
    x = 711,954,087.52/34,728.19
  6. Step 6: Final answer
    x = 20,500.75

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.