Home / 192,125.97-265,132.80-111,573.27

Finding the Fourth Proportional to 192,125.97, 265,132.80 and 111,573.27

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Solution

The fourth proportional to 192,125.97, 265,132.80 and 111,573.27 is: 153,970.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,125.97 : 265,132.80 = 111,573.27 : x
  2. Step 2: Convert to fraction form
    192,125.97/265,132.80 = 111,573.27/x
  3. Step 3: Cross multiply
    192,125.97x = 265,132.80 × 111,573.27
  4. Step 4: Simplify right side
    192,125.97x = 29,581,733,480.26
  5. Step 5: Solve for x
    x = 29,581,733,480.26/192,125.97
  6. Step 6: Final answer
    x = 153,970.51

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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.