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Finding the Fourth Proportional to 51,483.20, 71,054.88 and 37,330.88

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Solution

The fourth proportional to 51,483.20, 71,054.88 and 37,330.88 is: 51,522.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,483.20 : 71,054.88 = 37,330.88 : x
  2. Step 2: Convert to fraction form
    51,483.20/71,054.88 = 37,330.88/x
  3. Step 3: Cross multiply
    51,483.20x = 71,054.88 × 37,330.88
  4. Step 4: Simplify right side
    51,483.20x = 2,652,541,198.69
  5. Step 5: Solve for x
    x = 2,652,541,198.69/51,483.20
  6. Step 6: Final answer
    x = 51,522.46

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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.