Home / 73,785.92-101,821.55-43,581.02

Finding the Fourth Proportional to 73,785.92, 101,821.55 and 43,581.02

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Solution

The fourth proportional to 73,785.92, 101,821.55 and 43,581.02 is: 60,140.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,785.92 : 101,821.55 = 43,581.02 : x
  2. Step 2: Convert to fraction form
    73,785.92/101,821.55 = 43,581.02/x
  3. Step 3: Cross multiply
    73,785.92x = 101,821.55 × 43,581.02
  4. Step 4: Simplify right side
    73,785.92x = 4,437,486,279.97
  5. Step 5: Solve for x
    x = 4,437,486,279.97/73,785.92
  6. Step 6: Final answer
    x = 60,140.02

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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.