Home / 49,935.60-74,806.20-27,709.20

Finding the Fourth Proportional to 49,935.60, 74,806.20 and 27,709.20

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Solution

The fourth proportional to 49,935.60, 74,806.20 and 27,709.20 is: 41,509.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,935.60 : 74,806.20 = 27,709.20 : x
  2. Step 2: Convert to fraction form
    49,935.60/74,806.20 = 27,709.20/x
  3. Step 3: Cross multiply
    49,935.60x = 74,806.20 × 27,709.20
  4. Step 4: Simplify right side
    49,935.60x = 2,072,819,957.04
  5. Step 5: Solve for x
    x = 2,072,819,957.04/49,935.60
  6. Step 6: Final answer
    x = 41,509.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.