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Finding the Fourth Proportional to 37,548.84, 51,762.18 and 28,580.73

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Solution

The fourth proportional to 37,548.84, 51,762.18 and 28,580.73 is: 39,399.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,548.84 : 51,762.18 = 28,580.73 : x
  2. Step 2: Convert to fraction form
    37,548.84/51,762.18 = 28,580.73/x
  3. Step 3: Cross multiply
    37,548.84x = 51,762.18 × 28,580.73
  4. Step 4: Simplify right side
    37,548.84x = 1,479,400,890.79
  5. Step 5: Solve for x
    x = 1,479,400,890.79/37,548.84
  6. Step 6: Final answer
    x = 39,399.38

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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.