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Finding the Fourth Proportional to 92,199.80, 127,167.84 and 63,529.04

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Solution

The fourth proportional to 92,199.80, 127,167.84 and 63,529.04 is: 87,623.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,199.80 : 127,167.84 = 63,529.04 : x
  2. Step 2: Convert to fraction form
    92,199.80/127,167.84 = 63,529.04/x
  3. Step 3: Cross multiply
    92,199.80x = 127,167.84 × 63,529.04
  4. Step 4: Simplify right side
    92,199.80x = 8,078,850,794.07
  5. Step 5: Solve for x
    x = 8,078,850,794.07/92,199.80
  6. Step 6: Final answer
    x = 87,623.30

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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.