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Finding the Fourth Proportional to 65,382.67, 98,039.93 and 23,256.64

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Solution

The fourth proportional to 65,382.67, 98,039.93 and 23,256.64 is: 34,872.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,382.67 : 98,039.93 = 23,256.64 : x
  2. Step 2: Convert to fraction form
    65,382.67/98,039.93 = 23,256.64/x
  3. Step 3: Cross multiply
    65,382.67x = 98,039.93 × 23,256.64
  4. Step 4: Simplify right side
    65,382.67x = 2,280,078,943.25
  5. Step 5: Solve for x
    x = 2,280,078,943.25/65,382.67
  6. Step 6: Final answer
    x = 34,872.83

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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.