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Finding the Fourth Proportional to 201,855.98, 302,843.18 and 59,705

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Solution

The fourth proportional to 201,855.98, 302,843.18 and 59,705 is: 89,575.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,855.98 : 302,843.18 = 59,705 : x
  2. Step 2: Convert to fraction form
    201,855.98/302,843.18 = 59,705/x
  3. Step 3: Cross multiply
    201,855.98x = 302,843.18 × 59,705
  4. Step 4: Simplify right side
    201,855.98x = 18,081,251,987.27
  5. Step 5: Solve for x
    x = 18,081,251,987.27/201,855.98
  6. Step 6: Final answer
    x = 89,575.01

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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.