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Finding the Fourth Proportional to 165,785.30, 248,937.15 and 95,801.30

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Solution

The fourth proportional to 165,785.30, 248,937.15 and 95,801.30 is: 143,851.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,785.30 : 248,937.15 = 95,801.30 : x
  2. Step 2: Convert to fraction form
    165,785.30/248,937.15 = 95,801.30/x
  3. Step 3: Cross multiply
    165,785.30x = 248,937.15 × 95,801.30
  4. Step 4: Simplify right side
    165,785.30x = 23,848,502,588.30
  5. Step 5: Solve for x
    x = 23,848,502,588.30/165,785.30
  6. Step 6: Final answer
    x = 143,851.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.