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Finding the Fourth Proportional to 57,672.48, 79,627.37 and 37,303.91

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Solution

The fourth proportional to 57,672.48, 79,627.37 and 37,303.91 is: 51,504.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,672.48 : 79,627.37 = 37,303.91 : x
  2. Step 2: Convert to fraction form
    57,672.48/79,627.37 = 37,303.91/x
  3. Step 3: Cross multiply
    57,672.48x = 79,627.37 × 37,303.91
  4. Step 4: Simplify right side
    57,672.48x = 2,970,411,659.36
  5. Step 5: Solve for x
    x = 2,970,411,659.36/57,672.48
  6. Step 6: Final answer
    x = 51,504.84

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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.