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Finding the Fourth Proportional to 44,538.60, 66,699.90 and 23,716.20

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Solution

The fourth proportional to 44,538.60, 66,699.90 and 23,716.20 is: 35,516.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,538.60 : 66,699.90 = 23,716.20 : x
  2. Step 2: Convert to fraction form
    44,538.60/66,699.90 = 23,716.20/x
  3. Step 3: Cross multiply
    44,538.60x = 66,699.90 × 23,716.20
  4. Step 4: Simplify right side
    44,538.60x = 1,581,868,168.38
  5. Step 5: Solve for x
    x = 1,581,868,168.38/44,538.60
  6. Step 6: Final answer
    x = 35,516.79

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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.