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Finding the Fourth Proportional to 168,078.93, 231,948.93 and 92,627.43

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Solution

The fourth proportional to 168,078.93, 231,948.93 and 92,627.43 is: 127,825.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,078.93 : 231,948.93 = 92,627.43 : x
  2. Step 2: Convert to fraction form
    168,078.93/231,948.93 = 92,627.43/x
  3. Step 3: Cross multiply
    168,078.93x = 231,948.93 × 92,627.43
  4. Step 4: Simplify right side
    168,078.93x = 21,484,833,538.38
  5. Step 5: Solve for x
    x = 21,484,833,538.38/168,078.93
  6. Step 6: Final answer
    x = 127,825.86

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1.5x scale

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.