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Finding the Fourth Proportional to 65,896.36, 98,899.62 and 59,696.22

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Solution

The fourth proportional to 65,896.36, 98,899.62 and 59,696.22 is: 89,594.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,896.36 : 98,899.62 = 59,696.22 : x
  2. Step 2: Convert to fraction form
    65,896.36/98,899.62 = 59,696.22/x
  3. Step 3: Cross multiply
    65,896.36x = 98,899.62 × 59,696.22
  4. Step 4: Simplify right side
    65,896.36x = 5,903,933,473.44
  5. Step 5: Solve for x
    x = 5,903,933,473.44/65,896.36
  6. Step 6: Final answer
    x = 89,594.23

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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.