Home / 118,162.11-176,826.83-73,809.75

Finding the Fourth Proportional to 118,162.11, 176,826.83 and 73,809.75

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Solution

The fourth proportional to 118,162.11, 176,826.83 and 73,809.75 is: 110,454.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,162.11 : 176,826.83 = 73,809.75 : x
  2. Step 2: Convert to fraction form
    118,162.11/176,826.83 = 73,809.75/x
  3. Step 3: Cross multiply
    118,162.11x = 176,826.83 × 73,809.75
  4. Step 4: Simplify right side
    118,162.11x = 13,051,543,746.54
  5. Step 5: Solve for x
    x = 13,051,543,746.54/118,162.11
  6. Step 6: Final answer
    x = 110,454.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.