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Finding the Fourth Proportional to 192,147.51, 287,835.06 and 95,793.96

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Solution

The fourth proportional to 192,147.51, 287,835.06 and 95,793.96 is: 143,498.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,147.51 : 287,835.06 = 95,793.96 : x
  2. Step 2: Convert to fraction form
    192,147.51/287,835.06 = 95,793.96/x
  3. Step 3: Cross multiply
    192,147.51x = 287,835.06 × 95,793.96
  4. Step 4: Simplify right side
    192,147.51x = 27,572,860,224.24
  5. Step 5: Solve for x
    x = 27,572,860,224.24/192,147.51
  6. Step 6: Final answer
    x = 143,498.40

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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.