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Finding the Fourth Proportional to 61,370.60, 92,045.44 and 16,986.96

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Solution

The fourth proportional to 61,370.60, 92,045.44 and 16,986.96 is: 25,477.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,370.60 : 92,045.44 = 16,986.96 : x
  2. Step 2: Convert to fraction form
    61,370.60/92,045.44 = 16,986.96/x
  3. Step 3: Cross multiply
    61,370.60x = 92,045.44 × 16,986.96
  4. Step 4: Simplify right side
    61,370.60x = 1,563,572,165.00
  5. Step 5: Solve for x
    x = 1,563,572,165.00/61,370.60
  6. Step 6: Final answer
    x = 25,477.54

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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.