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Finding the Fourth Proportional to 61,468.60, 92,190.30 and 17,084.20

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Solution

The fourth proportional to 61,468.60, 92,190.30 and 17,084.20 is: 25,622.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,468.60 : 92,190.30 = 17,084.20 : x
  2. Step 2: Convert to fraction form
    61,468.60/92,190.30 = 17,084.20/x
  3. Step 3: Cross multiply
    61,468.60x = 92,190.30 × 17,084.20
  4. Step 4: Simplify right side
    61,468.60x = 1,574,997,523.26
  5. Step 5: Solve for x
    x = 1,574,997,523.26/61,468.60
  6. Step 6: Final answer
    x = 25,622.80

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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.