Home / 32,102.49-48,162.60-13,391.33

Finding the Fourth Proportional to 32,102.49, 48,162.60 and 13,391.33

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Solution

The fourth proportional to 32,102.49, 48,162.60 and 13,391.33 is: 20,090.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,102.49 : 48,162.60 = 13,391.33 : x
  2. Step 2: Convert to fraction form
    32,102.49/48,162.60 = 13,391.33/x
  3. Step 3: Cross multiply
    32,102.49x = 48,162.60 × 13,391.33
  4. Step 4: Simplify right side
    32,102.49x = 644,961,029.45
  5. Step 5: Solve for x
    x = 644,961,029.45/32,102.49
  6. Step 6: Final answer
    x = 20,090.68

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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.