Home / 132,072.93-198,131.27-43,302.60

Finding the Fourth Proportional to 132,072.93, 198,131.27 and 43,302.60

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Solution

The fourth proportional to 132,072.93, 198,131.27 and 43,302.60 is: 64,961.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,072.93 : 198,131.27 = 43,302.60 : x
  2. Step 2: Convert to fraction form
    132,072.93/198,131.27 = 43,302.60/x
  3. Step 3: Cross multiply
    132,072.93x = 198,131.27 × 43,302.60
  4. Step 4: Simplify right side
    132,072.93x = 8,579,598,915.79
  5. Step 5: Solve for x
    x = 8,579,598,915.79/132,072.93
  6. Step 6: Final answer
    x = 64,961.07

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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.