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Finding the Fourth Proportional to 36,658.88, 55,020.72 and 24,143.84

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Solution

The fourth proportional to 36,658.88, 55,020.72 and 24,143.84 is: 36,237.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,658.88 : 55,020.72 = 24,143.84 : x
  2. Step 2: Convert to fraction form
    36,658.88/55,020.72 = 24,143.84/x
  3. Step 3: Cross multiply
    36,658.88x = 55,020.72 × 24,143.84
  4. Step 4: Simplify right side
    36,658.88x = 1,328,411,460.36
  5. Step 5: Solve for x
    x = 1,328,411,460.36/36,658.88
  6. Step 6: Final answer
    x = 36,237.10

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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.