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Finding the Fourth Proportional to 61,665.44, 92,508.48 and 21,674.08

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Solution

The fourth proportional to 61,665.44, 92,508.48 and 21,674.08 is: 32,514.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,665.44 : 92,508.48 = 21,674.08 : x
  2. Step 2: Convert to fraction form
    61,665.44/92,508.48 = 21,674.08/x
  3. Step 3: Cross multiply
    61,665.44x = 92,508.48 × 21,674.08
  4. Step 4: Simplify right side
    61,665.44x = 2,005,036,196.20
  5. Step 5: Solve for x
    x = 2,005,036,196.20/61,665.44
  6. Step 6: Final answer
    x = 32,514.75

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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.