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Finding the Fourth Proportional to 52,872.90, 72,926.37 and 44,902.50

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Solution

The fourth proportional to 52,872.90, 72,926.37 and 44,902.50 is: 61,932.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,872.90 : 72,926.37 = 44,902.50 : x
  2. Step 2: Convert to fraction form
    52,872.90/72,926.37 = 44,902.50/x
  3. Step 3: Cross multiply
    52,872.90x = 72,926.37 × 44,902.50
  4. Step 4: Simplify right side
    52,872.90x = 3,274,576,328.93
  5. Step 5: Solve for x
    x = 3,274,576,328.93/52,872.90
  6. Step 6: Final answer
    x = 61,932.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.