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Finding the Fourth Proportional to 65,773.33, 98,643.59 and 25,800.44

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Solution

The fourth proportional to 65,773.33, 98,643.59 and 25,800.44 is: 38,694.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,773.33 : 98,643.59 = 25,800.44 : x
  2. Step 2: Convert to fraction form
    65,773.33/98,643.59 = 25,800.44/x
  3. Step 3: Cross multiply
    65,773.33x = 98,643.59 × 25,800.44
  4. Step 4: Simplify right side
    65,773.33x = 2,545,047,402.96
  5. Step 5: Solve for x
    x = 2,545,047,402.96/65,773.33
  6. Step 6: Final answer
    x = 38,694.22

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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.