Home / 132,083.56-198,174.66-53,220.16

Finding the Fourth Proportional to 132,083.56, 198,174.66 and 53,220.16

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Solution

The fourth proportional to 132,083.56, 198,174.66 and 53,220.16 is: 79,850.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,083.56 : 198,174.66 = 53,220.16 : x
  2. Step 2: Convert to fraction form
    132,083.56/198,174.66 = 53,220.16/x
  3. Step 3: Cross multiply
    132,083.56x = 198,174.66 × 53,220.16
  4. Step 4: Simplify right side
    132,083.56x = 10,546,887,113.15
  5. Step 5: Solve for x
    x = 10,546,887,113.15/132,083.56
  6. Step 6: Final answer
    x = 79,850.11

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1.5x scale

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.