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Finding the Fourth Proportional to 61,903.26, 92,763.88 and 36,576.74

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Solution

The fourth proportional to 61,903.26, 92,763.88 and 36,576.74 is: 54,811.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,903.26 : 92,763.88 = 36,576.74 : x
  2. Step 2: Convert to fraction form
    61,903.26/92,763.88 = 36,576.74/x
  3. Step 3: Cross multiply
    61,903.26x = 92,763.88 × 36,576.74
  4. Step 4: Simplify right side
    61,903.26x = 3,393,000,405.46
  5. Step 5: Solve for x
    x = 3,393,000,405.46/61,903.26
  6. Step 6: Final answer
    x = 54,811.33

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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.