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Finding the Fourth Proportional to 73,756.50, 101,792.68 and 41,930.16

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Solution

The fourth proportional to 73,756.50, 101,792.68 and 41,930.16 is: 57,868.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,756.50 : 101,792.68 = 41,930.16 : x
  2. Step 2: Convert to fraction form
    73,756.50/101,792.68 = 41,930.16/x
  3. Step 3: Cross multiply
    73,756.50x = 101,792.68 × 41,930.16
  4. Step 4: Simplify right side
    73,756.50x = 4,268,183,359.23
  5. Step 5: Solve for x
    x = 4,268,183,359.23/73,756.50
  6. Step 6: Final answer
    x = 57,868.57

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Why These Related Problems?

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