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Finding the Fourth Proportional to 67,849.99, 93,644.19 and 37,645.02

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Solution

The fourth proportional to 67,849.99, 93,644.19 and 37,645.02 is: 51,956.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,849.99 : 93,644.19 = 37,645.02 : x
  2. Step 2: Convert to fraction form
    67,849.99/93,644.19 = 37,645.02/x
  3. Step 3: Cross multiply
    67,849.99x = 93,644.19 × 37,645.02
  4. Step 4: Simplify right side
    67,849.99x = 3,525,237,405.43
  5. Step 5: Solve for x
    x = 3,525,237,405.43/67,849.99
  6. Step 6: Final answer
    x = 51,956.35

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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.