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Finding the Fourth Proportional to 61,382.75, 92,073.86 and 17,009.38

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Solution

The fourth proportional to 61,382.75, 92,073.86 and 17,009.38 is: 25,513.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,382.75 : 92,073.86 = 17,009.38 : x
  2. Step 2: Convert to fraction form
    61,382.75/92,073.86 = 17,009.38/x
  3. Step 3: Cross multiply
    61,382.75x = 92,073.86 × 17,009.38
  4. Step 4: Simplify right side
    61,382.75x = 1,566,118,812.44
  5. Step 5: Solve for x
    x = 1,566,118,812.44/61,382.75
  6. Step 6: Final answer
    x = 25,513.99

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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.