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Finding the Fourth Proportional to 61,623.38, 92,305.72 and 39,122.49

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Solution

The fourth proportional to 61,623.38, 92,305.72 and 39,122.49 is: 58,601.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,623.38 : 92,305.72 = 39,122.49 : x
  2. Step 2: Convert to fraction form
    61,623.38/92,305.72 = 39,122.49/x
  3. Step 3: Cross multiply
    61,623.38x = 92,305.72 × 39,122.49
  4. Step 4: Simplify right side
    61,623.38x = 3,611,229,412.03
  5. Step 5: Solve for x
    x = 3,611,229,412.03/61,623.38
  6. Step 6: Final answer
    x = 58,601.62

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1.5x scale

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.