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Finding the Fourth Proportional to 37,076.29, 51,188.51 and 28,562.38

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Solution

The fourth proportional to 37,076.29, 51,188.51 and 28,562.38 is: 39,433.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,076.29 : 51,188.51 = 28,562.38 : x
  2. Step 2: Convert to fraction form
    37,076.29/51,188.51 = 28,562.38/x
  3. Step 3: Cross multiply
    37,076.29x = 51,188.51 × 28,562.38
  4. Step 4: Simplify right side
    37,076.29x = 1,462,065,674.25
  5. Step 5: Solve for x
    x = 1,462,065,674.25/37,076.29
  6. Step 6: Final answer
    x = 39,433.98

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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.