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Finding the Fourth Proportional to 61,895.80, 92,832.90 and 22,432.60

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Solution

The fourth proportional to 61,895.80, 92,832.90 and 22,432.60 is: 33,644.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,895.80 : 92,832.90 = 22,432.60 : x
  2. Step 2: Convert to fraction form
    61,895.80/92,832.90 = 22,432.60/x
  3. Step 3: Cross multiply
    61,895.80x = 92,832.90 × 22,432.60
  4. Step 4: Simplify right side
    61,895.80x = 2,082,483,312.54
  5. Step 5: Solve for x
    x = 2,082,483,312.54/61,895.80
  6. Step 6: Final answer
    x = 33,644.99

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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.