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Finding the Fourth Proportional to 61,341.12, 92,016.90 and 16,967.88

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Solution

The fourth proportional to 61,341.12, 92,016.90 and 16,967.88 is: 25,453.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,341.12 : 92,016.90 = 16,967.88 : x
  2. Step 2: Convert to fraction form
    61,341.12/92,016.90 = 16,967.88/x
  3. Step 3: Cross multiply
    61,341.12x = 92,016.90 × 16,967.88
  4. Step 4: Simplify right side
    61,341.12x = 1,561,331,717.17
  5. Step 5: Solve for x
    x = 1,561,331,717.17/61,341.12
  6. Step 6: Final answer
    x = 25,453.26

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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.