Home / 192,345.26-265,390.97-111,724.90

Finding the Fourth Proportional to 192,345.26, 265,390.97 and 111,724.90

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Solution

The fourth proportional to 192,345.26, 265,390.97 and 111,724.90 is: 154,153.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,345.26 : 265,390.97 = 111,724.90 : x
  2. Step 2: Convert to fraction form
    192,345.26/265,390.97 = 111,724.90/x
  3. Step 3: Cross multiply
    192,345.26x = 265,390.97 × 111,724.90
  4. Step 4: Simplify right side
    192,345.26x = 29,650,779,584.15
  5. Step 5: Solve for x
    x = 29,650,779,584.15/192,345.26
  6. Step 6: Final answer
    x = 154,153.94

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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.