Home / 118,082.26-177,065.07-51,493.51

Finding the Fourth Proportional to 118,082.26, 177,065.07 and 51,493.51

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Solution

The fourth proportional to 118,082.26, 177,065.07 and 51,493.51 is: 77,214.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,082.26 : 177,065.07 = 51,493.51 : x
  2. Step 2: Convert to fraction form
    118,082.26/177,065.07 = 51,493.51/x
  3. Step 3: Cross multiply
    118,082.26x = 177,065.07 × 51,493.51
  4. Step 4: Simplify right side
    118,082.26x = 9,117,701,952.70
  5. Step 5: Solve for x
    x = 9,117,701,952.70/118,082.26
  6. Step 6: Final answer
    x = 77,214.83

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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.