Home / 49,708.56-68,599.70-28,491.92

Finding the Fourth Proportional to 49,708.56, 68,599.70 and 28,491.92

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Solution

The fourth proportional to 49,708.56, 68,599.70 and 28,491.92 is: 39,319.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,708.56 : 68,599.70 = 28,491.92 : x
  2. Step 2: Convert to fraction form
    49,708.56/68,599.70 = 28,491.92/x
  3. Step 3: Cross multiply
    49,708.56x = 68,599.70 × 28,491.92
  4. Step 4: Simplify right side
    49,708.56x = 1,954,537,164.42
  5. Step 5: Solve for x
    x = 1,954,537,164.42/49,708.56
  6. Step 6: Final answer
    x = 39,319.93

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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.