Home / 49,132.28-67,802.78-27,912.71

Finding the Fourth Proportional to 49,132.28, 67,802.78 and 27,912.71

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Solution

The fourth proportional to 49,132.28, 67,802.78 and 27,912.71 is: 38,519.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,132.28 : 67,802.78 = 27,912.71 : x
  2. Step 2: Convert to fraction form
    49,132.28/67,802.78 = 27,912.71/x
  3. Step 3: Cross multiply
    49,132.28x = 67,802.78 × 27,912.71
  4. Step 4: Simplify right side
    49,132.28x = 1,892,559,365.28
  5. Step 5: Solve for x
    x = 1,892,559,365.28/49,132.28
  6. Step 6: Final answer
    x = 38,519.67

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1.5x scale

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.