Home / 49,986.34-68,981.28-27,325.60

Finding the Fourth Proportional to 49,986.34, 68,981.28 and 27,325.60

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Solution

The fourth proportional to 49,986.34, 68,981.28 and 27,325.60 is: 37,709.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,986.34 : 68,981.28 = 27,325.60 : x
  2. Step 2: Convert to fraction form
    49,986.34/68,981.28 = 27,325.60/x
  3. Step 3: Cross multiply
    49,986.34x = 68,981.28 × 27,325.60
  4. Step 4: Simplify right side
    49,986.34x = 1,884,954,743.55
  5. Step 5: Solve for x
    x = 1,884,954,743.55/49,986.34
  6. Step 6: Final answer
    x = 37,709.40

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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.