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Finding the Fourth Proportional to 103,043.93, 154,537.34 and 36,475.29

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Solution

The fourth proportional to 103,043.93, 154,537.34 and 36,475.29 is: 54,702.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,043.93 : 154,537.34 = 36,475.29 : x
  2. Step 2: Convert to fraction form
    103,043.93/154,537.34 = 36,475.29/x
  3. Step 3: Cross multiply
    103,043.93x = 154,537.34 × 36,475.29
  4. Step 4: Simplify right side
    103,043.93x = 5,636,794,109.95
  5. Step 5: Solve for x
    x = 5,636,794,109.95/103,043.93
  6. Step 6: Final answer
    x = 54,702.83

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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.