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Finding the Fourth Proportional to 73,610.88, 101,586.18 and 41,782.74

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Solution

The fourth proportional to 73,610.88, 101,586.18 and 41,782.74 is: 57,661.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,610.88 : 101,586.18 = 41,782.74 : x
  2. Step 2: Convert to fraction form
    73,610.88/101,586.18 = 41,782.74/x
  3. Step 3: Cross multiply
    73,610.88x = 101,586.18 × 41,782.74
  4. Step 4: Simplify right side
    73,610.88x = 4,244,548,946.53
  5. Step 5: Solve for x
    x = 4,244,548,946.53/73,610.88
  6. Step 6: Final answer
    x = 57,661.98

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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.