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Finding the Fourth Proportional to 106,525.13, 159,815.03 and 36,404.44

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Solution

The fourth proportional to 106,525.13, 159,815.03 and 36,404.44 is: 54,616.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,525.13 : 159,815.03 = 36,404.44 : x
  2. Step 2: Convert to fraction form
    106,525.13/159,815.03 = 36,404.44/x
  3. Step 3: Cross multiply
    106,525.13x = 159,815.03 × 36,404.44
  4. Step 4: Simplify right side
    106,525.13x = 5,817,976,089.17
  5. Step 5: Solve for x
    x = 5,817,976,089.17/106,525.13
  6. Step 6: Final answer
    x = 54,616.00

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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.