Home / 32,911.20-49,371.60-10,725.60

Finding the Fourth Proportional to 32,911.20, 49,371.60 and 10,725.60

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Solution

The fourth proportional to 32,911.20, 49,371.60 and 10,725.60 is: 16,089.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,911.20 : 49,371.60 = 10,725.60 : x
  2. Step 2: Convert to fraction form
    32,911.20/49,371.60 = 10,725.60/x
  3. Step 3: Cross multiply
    32,911.20x = 49,371.60 × 10,725.60
  4. Step 4: Simplify right side
    32,911.20x = 529,540,032.96
  5. Step 5: Solve for x
    x = 529,540,032.96/32,911.20
  6. Step 6: Final answer
    x = 16,089.96

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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.