Home / 168,902.06-233,081.25-92,420.86

Finding the Fourth Proportional to 168,902.06, 233,081.25 and 92,420.86

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Solution

The fourth proportional to 168,902.06, 233,081.25 and 92,420.86 is: 127,538.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,902.06 : 233,081.25 = 92,420.86 : x
  2. Step 2: Convert to fraction form
    168,902.06/233,081.25 = 92,420.86/x
  3. Step 3: Cross multiply
    168,902.06x = 233,081.25 × 92,420.86
  4. Step 4: Simplify right side
    168,902.06x = 21,541,569,574.88
  5. Step 5: Solve for x
    x = 21,541,569,574.88/168,902.06
  6. Step 6: Final answer
    x = 127,538.82

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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.