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Finding the Fourth Proportional to 65,814.88, 98,619 and 44,764.96

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Solution

The fourth proportional to 65,814.88, 98,619 and 44,764.96 is: 67,077.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,814.88 : 98,619 = 44,764.96 : x
  2. Step 2: Convert to fraction form
    65,814.88/98,619 = 44,764.96/x
  3. Step 3: Cross multiply
    65,814.88x = 98,619 × 44,764.96
  4. Step 4: Simplify right side
    65,814.88x = 4,414,675,590.24
  5. Step 5: Solve for x
    x = 4,414,675,590.24/65,814.88
  6. Step 6: Final answer
    x = 67,077.17

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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.