Home / 49,288.40-68,010.56-27,778.88

Finding the Fourth Proportional to 49,288.40, 68,010.56 and 27,778.88

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Solution

The fourth proportional to 49,288.40, 68,010.56 and 27,778.88 is: 38,330.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,288.40 : 68,010.56 = 27,778.88 : x
  2. Step 2: Convert to fraction form
    49,288.40/68,010.56 = 27,778.88/x
  3. Step 3: Cross multiply
    49,288.40x = 68,010.56 × 27,778.88
  4. Step 4: Simplify right side
    49,288.40x = 1,889,257,184.97
  5. Step 5: Solve for x
    x = 1,889,257,184.97/49,288.40
  6. Step 6: Final answer
    x = 38,330.67

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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.