Home / 132,412.53-198,556.37-48,113.25

Finding the Fourth Proportional to 132,412.53, 198,556.37 and 48,113.25

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Solution

The fourth proportional to 132,412.53, 198,556.37 and 48,113.25 is: 72,147.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,412.53 : 198,556.37 = 48,113.25 : x
  2. Step 2: Convert to fraction form
    132,412.53/198,556.37 = 48,113.25/x
  3. Step 3: Cross multiply
    132,412.53x = 198,556.37 × 48,113.25
  4. Step 4: Simplify right side
    132,412.53x = 9,553,192,028.34
  5. Step 5: Solve for x
    x = 9,553,192,028.34/132,412.53
  6. Step 6: Final answer
    x = 72,147.19

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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.