Home / 117,253.17-161,183.52-116,515.26

Finding the Fourth Proportional to 117,253.17, 161,183.52 and 116,515.26

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Solution

The fourth proportional to 117,253.17, 161,183.52 and 116,515.26 is: 160,169.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,253.17 : 161,183.52 = 116,515.26 : x
  2. Step 2: Convert to fraction form
    117,253.17/161,183.52 = 116,515.26/x
  3. Step 3: Cross multiply
    117,253.17x = 161,183.52 × 116,515.26
  4. Step 4: Simplify right side
    117,253.17x = 18,780,339,740.52
  5. Step 5: Solve for x
    x = 18,780,339,740.52/117,253.17
  6. Step 6: Final answer
    x = 160,169.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.