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Finding the Fourth Proportional to 67,882.24, 93,678 and 37,667.68

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Solution

The fourth proportional to 67,882.24, 93,678 and 37,667.68 is: 51,981.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,882.24 : 93,678 = 37,667.68 : x
  2. Step 2: Convert to fraction form
    67,882.24/93,678 = 37,667.68/x
  3. Step 3: Cross multiply
    67,882.24x = 93,678 × 37,667.68
  4. Step 4: Simplify right side
    67,882.24x = 3,528,632,927.04
  5. Step 5: Solve for x
    x = 3,528,632,927.04/67,882.24
  6. Step 6: Final answer
    x = 51,981.68

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.