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Finding the Fourth Proportional to 52,888.62, 72,986.85 and 29,014.68

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Solution

The fourth proportional to 52,888.62, 72,986.85 and 29,014.68 is: 40,040.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,888.62 : 72,986.85 = 29,014.68 : x
  2. Step 2: Convert to fraction form
    52,888.62/72,986.85 = 29,014.68/x
  3. Step 3: Cross multiply
    52,888.62x = 72,986.85 × 29,014.68
  4. Step 4: Simplify right side
    52,888.62x = 2,117,690,096.96
  5. Step 5: Solve for x
    x = 2,117,690,096.96/52,888.62
  6. Step 6: Final answer
    x = 40,040.56

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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.