Home / 73,717.38-101,730.05-40,183.38

Finding the Fourth Proportional to 73,717.38, 101,730.05 and 40,183.38

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Solution

The fourth proportional to 73,717.38, 101,730.05 and 40,183.38 is: 55,453.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,717.38 : 101,730.05 = 40,183.38 : x
  2. Step 2: Convert to fraction form
    73,717.38/101,730.05 = 40,183.38/x
  3. Step 3: Cross multiply
    73,717.38x = 101,730.05 × 40,183.38
  4. Step 4: Simplify right side
    73,717.38x = 4,087,857,256.57
  5. Step 5: Solve for x
    x = 4,087,857,256.57/73,717.38
  6. Step 6: Final answer
    x = 55,453.10

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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.