Home / 104,789.24-157,043.66-51,399.57

Finding the Fourth Proportional to 104,789.24, 157,043.66 and 51,399.57

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Solution

The fourth proportional to 104,789.24, 157,043.66 and 51,399.57 is: 77,030.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,789.24 : 157,043.66 = 51,399.57 : x
  2. Step 2: Convert to fraction form
    104,789.24/157,043.66 = 51,399.57/x
  3. Step 3: Cross multiply
    104,789.24x = 157,043.66 × 51,399.57
  4. Step 4: Simplify right side
    104,789.24x = 8,071,976,338.23
  5. Step 5: Solve for x
    x = 8,071,976,338.23/104,789.24
  6. Step 6: Final answer
    x = 77,030.59

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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.