Home / 119,782.48-165,293.70-68,759.77

Finding the Fourth Proportional to 119,782.48, 165,293.70 and 68,759.77

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Solution

The fourth proportional to 119,782.48, 165,293.70 and 68,759.77 is: 94,884.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,782.48 : 165,293.70 = 68,759.77 : x
  2. Step 2: Convert to fraction form
    119,782.48/165,293.70 = 68,759.77/x
  3. Step 3: Cross multiply
    119,782.48x = 165,293.70 × 68,759.77
  4. Step 4: Simplify right side
    119,782.48x = 11,365,556,794.45
  5. Step 5: Solve for x
    x = 11,365,556,794.45/119,782.48
  6. Step 6: Final answer
    x = 94,884.97

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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.