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Finding the Fourth Proportional to 67,687.95, 93,408.62 and 37,473.51

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Solution

The fourth proportional to 67,687.95, 93,408.62 and 37,473.51 is: 51,713.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,687.95 : 93,408.62 = 37,473.51 : x
  2. Step 2: Convert to fraction form
    67,687.95/93,408.62 = 37,473.51/x
  3. Step 3: Cross multiply
    67,687.95x = 93,408.62 × 37,473.51
  4. Step 4: Simplify right side
    67,687.95x = 3,500,348,668.29
  5. Step 5: Solve for x
    x = 3,500,348,668.29/67,687.95
  6. Step 6: Final answer
    x = 51,713.03

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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.