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Finding the Fourth Proportional to 61,684.63, 92,532.74 and 17,311.19

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Solution

The fourth proportional to 61,684.63, 92,532.74 and 17,311.19 is: 25,968.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,684.63 : 92,532.74 = 17,311.19 : x
  2. Step 2: Convert to fraction form
    61,684.63/92,532.74 = 17,311.19/x
  3. Step 3: Cross multiply
    61,684.63x = 92,532.74 × 17,311.19
  4. Step 4: Simplify right side
    61,684.63x = 1,601,851,294.14
  5. Step 5: Solve for x
    x = 1,601,851,294.14/61,684.63
  6. Step 6: Final answer
    x = 25,968.40

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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.