Home / 118,023.72-177,067.17-51,469.26

Finding the Fourth Proportional to 118,023.72, 177,067.17 and 51,469.26

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Solution

The fourth proportional to 118,023.72, 177,067.17 and 51,469.26 is: 77,217.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,023.72 : 177,067.17 = 51,469.26 : x
  2. Step 2: Convert to fraction form
    118,023.72/177,067.17 = 51,469.26/x
  3. Step 3: Cross multiply
    118,023.72x = 177,067.17 × 51,469.26
  4. Step 4: Simplify right side
    118,023.72x = 9,113,516,210.19
  5. Step 5: Solve for x
    x = 9,113,516,210.19/118,023.72
  6. Step 6: Final answer
    x = 77,217.67

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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.