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Finding the Fourth Proportional to 60,134.88, 82,989.36 and 37,786.08

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Solution

The fourth proportional to 60,134.88, 82,989.36 and 37,786.08 is: 52,146.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,134.88 : 82,989.36 = 37,786.08 : x
  2. Step 2: Convert to fraction form
    60,134.88/82,989.36 = 37,786.08/x
  3. Step 3: Cross multiply
    60,134.88x = 82,989.36 × 37,786.08
  4. Step 4: Simplify right side
    60,134.88x = 3,135,842,596.11
  5. Step 5: Solve for x
    x = 3,135,842,596.11/60,134.88
  6. Step 6: Final answer
    x = 52,146.82

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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.