Home / 49,766.60-68,676.72-28,544.51

Finding the Fourth Proportional to 49,766.60, 68,676.72 and 28,544.51

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Solution

The fourth proportional to 49,766.60, 68,676.72 and 28,544.51 is: 39,390.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,766.60 : 68,676.72 = 28,544.51 : x
  2. Step 2: Convert to fraction form
    49,766.60/68,676.72 = 28,544.51/x
  3. Step 3: Cross multiply
    49,766.60x = 68,676.72 × 28,544.51
  4. Step 4: Simplify right side
    49,766.60x = 1,960,343,320.81
  5. Step 5: Solve for x
    x = 1,960,343,320.81/49,766.60
  6. Step 6: Final answer
    x = 39,390.74

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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.