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Finding the Fourth Proportional to 267,239.25, 368,779.37 and 159,868.62

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Solution

The fourth proportional to 267,239.25, 368,779.37 and 159,868.62 is: 220,612.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,239.25 : 368,779.37 = 159,868.62 : x
  2. Step 2: Convert to fraction form
    267,239.25/368,779.37 = 159,868.62/x
  3. Step 3: Cross multiply
    267,239.25x = 368,779.37 × 159,868.62
  4. Step 4: Simplify right side
    267,239.25x = 58,956,248,167.03
  5. Step 5: Solve for x
    x = 58,956,248,167.03/267,239.25
  6. Step 6: Final answer
    x = 220,612.23

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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.