Home / 49,743.40-74,639.40-23,443.60

Finding the Fourth Proportional to 49,743.40, 74,639.40 and 23,443.60

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Solution

The fourth proportional to 49,743.40, 74,639.40 and 23,443.60 is: 35,176.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,743.40 : 74,639.40 = 23,443.60 : x
  2. Step 2: Convert to fraction form
    49,743.40/74,639.40 = 23,443.60/x
  3. Step 3: Cross multiply
    49,743.40x = 74,639.40 × 23,443.60
  4. Step 4: Simplify right side
    49,743.40x = 1,749,816,237.84
  5. Step 5: Solve for x
    x = 1,749,816,237.84/49,743.40
  6. Step 6: Final answer
    x = 35,176.85

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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.