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Finding the Fourth Proportional to 61,677.65, 92,506.32 and 21,687.23

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Solution

The fourth proportional to 61,677.65, 92,506.32 and 21,687.23 is: 32,527.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,677.65 : 92,506.32 = 21,687.23 : x
  2. Step 2: Convert to fraction form
    61,677.65/92,506.32 = 21,687.23/x
  3. Step 3: Cross multiply
    61,677.65x = 92,506.32 × 21,687.23
  4. Step 4: Simplify right side
    61,677.65x = 2,006,205,375.76
  5. Step 5: Solve for x
    x = 2,006,205,375.76/61,677.65
  6. Step 6: Final answer
    x = 32,527.27

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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.