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Finding the Fourth Proportional to 116,183.68, 160,333.56 and 65,882.68

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Solution

The fourth proportional to 116,183.68, 160,333.56 and 65,882.68 is: 90,918.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,183.68 : 160,333.56 = 65,882.68 : x
  2. Step 2: Convert to fraction form
    116,183.68/160,333.56 = 65,882.68/x
  3. Step 3: Cross multiply
    116,183.68x = 160,333.56 × 65,882.68
  4. Step 4: Simplify right side
    116,183.68x = 10,563,204,626.74
  5. Step 5: Solve for x
    x = 10,563,204,626.74/116,183.68
  6. Step 6: Final answer
    x = 90,918.14

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1.5x scale

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.